Block

881551
00000000000000000000d5a57bb5cd7c07337d55ec5f36f79dc13b43f783be36
Transactions3262
Height881551
Confirmations77787
Timestamp539 days 2 hours ago
Size (bytes)1719109
Version568033280
Merkle Root4861da4d3afc3fdb4097843fe82e2efba8a64a426f6485b559d4289eb52e9ebd
Nonce3403449901
Bits17029a8a
Difficulty108105433845147.2

Transactions

26248f404cdca04b149081e79d7511545902f4c84884a5f8af040bad81971c0d
mined 539 days 2 hours ago
bc1pv2wcces37kd5wy7hw4c32l9uylsunryykcy54076zqw9lu4c03eqefn62w←0.00001446 BTC5.72 SAR3.52 SAR
 
bc1phdvg43xc2almj5jm28u84j2ck7cp0r3wpgd67f7q52hn4m8369tsyt3dx20.00000546 BTC2.16 SAR1.33 SAR→
Fee 0.00000900 BTC3.56 SAR2.19 SAR (6.00 sat/vByte)
77787 confirmations0.00000546 BTC2.16 SAR1.33 SAR
54efd695a71331307128b44f70164b479aa9a949a2592a8ab3fc3a9531ecd112
mined 539 days 2 hours ago
bc1qcd9ae0xln6sce5ehl9cyzhrdrvyn4addg9mnm8←0.09734894 BTC38541.83 SAR23683.05 SAR
 
bc1qz4ulgsd95qa3x8q92h3vj9de06ckrh7x792mvy0.00020300 BTC80.37 SAR49.39 SAR→
bc1q0t2twsr8qpmg3aul28855ataucqjwzsluq5azn0.09646062 BTC38190.13 SAR23466.94 SAR→
bc1qreg72ry8e00sxavjva9yh9yj8ze7swpufq6kzm0.00024000 BTC95.02 SAR58.39 SAR→
bc1qdzcpa7c5heatlx5l0txtl3g3dqfkah826qm86r0.00020757 BTC82.18 SAR50.50 SAR→
bc1qz79x688s9l5xkr2fztt7wfjeg5ht4l2pt3ad7g0.00022371 BTC88.57 SAR54.42 SAR→
Fee 0.00001404 BTC5.56 SAR3.42 SAR (6.00 sat/vByte)
77787 confirmations0.09733490 BTC38536.27 SAR23679.63 SAR
4fd934bb5a31ff1f463fb5650ff4eaa32b6de3d0502c8e17e7bd8369cbbcc41d
mined 539 days 2 hours ago
bc1q7f7dlzhcczunt9h9fyhypgrhkwhza4w6lkqlu8←0.03643190 BTC14423.91 SAR8863.15 SAR
 
bc1qqjtqwf50gfrxkl598c32mnxntewnjk0ddvdts90.00015999 BTC63.34 SAR38.92 SAR→
bc1q54l2a7h2mtw96ztkpcm7y8ztd48pt4y26ml9hu0.00030049 BTC118.97 SAR73.10 SAR→
bc1qferwg7x9u3nu946tkzvnkgz6954nkkpctt3v7r0.00179448 BTC710.46 SAR436.56 SAR→
bc1qf7kmt9j54jxhm4atk8vvzqx3dyzj853em7c9u00.00025694 BTC101.73 SAR62.51 SAR→
bc1q5sz44f4hqeurjxt04hlnuc5j7chzzcnkwrwa3w0.00011423 BTC45.23 SAR27.79 SAR→
bc1qgr0jrxjwpe9wrz7e02zjwmkkaqd7ddayhk5xvz0.00039728 BTC157.29 SAR96.65 SAR→
bc1qnhs5el5xjrewhe6cd2rsvm33kj78xu0f0ku4770.00040585 BTC160.68 SAR98.74 SAR→
1HTvc8LbaxnpjyVjaxtgCekLD4NQuwfnjp0.00045002 BTC178.17 SAR109.48 SAR→
bc1qfdcr7wyys54zqu8klyah2yjmltycx3dmzkrlp80.00016091 BTC63.71 SAR39.15 SAR→
bc1qqtwyc09u95tejmdzsnwpxgd3tmpffeud427xlw0.02840303 BTC11245.16 SAR6909.89 SAR→
bc1qy2v2u2ygkywfgs8nrv759a6c3fdm3gr0e9r3lj0.00025000 BTC98.98 SAR60.82 SAR→
bc1q7j5f79wrt3sa7gk48la49cfrevpddl035ky50a0.00007627 BTC30.20 SAR18.55 SAR→
bc1qyr9kveq922x52wh3mhf227pzkxy58u8uz4qf2x0.00042045 BTC166.46 SAR102.29 SAR→
bc1qpntk0hcgldlfvd7ec9fpsnf58l09pufwrhtars0.00024986 BTC98.92 SAR60.79 SAR→
bc1qw6js00jclf2qnzkfss984f2crv3a5g3afysq3e0.00011500 BTC45.53 SAR27.98 SAR→
bc1qmvn8kcfee263uves3ltdac3rzhjwz6hpcjjkun0.00030427 BTC120.46 SAR74.02 SAR→
bc1qn6jk9u2qznlvkqynvgjkjjmp2yclfxkdy8hvhl0.00055321 BTC219.02 SAR134.58 SAR→
bc1q7uskzpqc772rp42hq3lmlqhhqszywcn6flwxyv0.00022253 BTC88.10 SAR54.14 SAR→
bc1qrznkpt6ykjwatdx76snrjgravffdnjzs6uhhkd0.00024711 BTC97.83 SAR60.12 SAR→
bc1qlgy2hqdeju0qzs8kp8hfxs0nh4sa8gkdl2gfrd0.00023725 BTC93.93 SAR57.72 SAR→
bc1q2wc7xx6cfxg4r4mkgjdegkv0vht09l8yfs8tps0.00030277 BTC119.87 SAR73.66 SAR→
bc1ql4dxtl3hhprjscr2gkyzvdpaxnpvmaqd46nce60.00054867 BTC217.23 SAR133.48 SAR→
bc1qgm8eky6ghndjvjpqpht3k75hs8f36qtjmdq22u0.00014206 BTC56.24 SAR34.56 SAR→
bc1q22jlxng0kfau5tyejau2errqvffvxg3xe6hccs0.00026967 BTC106.77 SAR65.61 SAR→
Fee 0.00004956 BTC19.62 SAR12.06 SAR (6.00 sat/vByte)
77787 confirmations0.03638234 BTC14404.29 SAR8851.10 SAR
42c7a1bfd1321ac93a18e01e9e38f89db8b679ed306a8af8b368015139d1631e
mined 539 days 2 hours ago
1FwtxaSsiawEEReSUK63i5mmSTaCandA4Q←0.00052000 BTC205.88 SAR126.51 SAR
 
1BciNK2xX1nB8kEveurMHhhLwehmkZD5QS0.00049430 BTC195.70 SAR120.25 SAR→
12hkKLU4Xo6nR8f2iDCsSDKMvksbJ3k6um0.00001214 BTC4.81 SAR2.95 SAR→
Fee 0.00001356 BTC5.37 SAR3.30 SAR (6.00 sat/vByte)
77787 confirmations0.00050644 BTC200.51 SAR123.21 SAR
113fc95c2d8271bc16f7ecb1dc0fdde527ba559dd81949c252d3663876c9901e
mined 539 days 2 hours ago
bc1q5zypeagev4mn8kzqhx3ptpjjr4vfdvwdvt892r←0.01543503 BTC6110.95 SAR3755.03 SAR
 
1NZkuBHF4rWzL1tHujvsAfBpMRuU3fgtrS0.00952160 BTC3769.74 SAR2316.41 SAR→
bc1qmdfxwgwxk4ek6jwvguj6r2r3ahssdlnlwzh8q50.00590479 BTC2337.79 SAR1436.52 SAR→
Fee 0.00000864 BTC3.42 SAR2.10 SAR (6.00 sat/vByte)
77787 confirmations0.01542639 BTC6107.53 SAR3752.93 SAR
1d683be7194b81bb4c14c1bc3648de9c00b6d3b0028928f10c4caf3c8dd16124
mined 539 days 2 hours ago
bc1q7zvhr2zl8n64s6d2r7tta5mphuuasvnhqzaatn←0.00343903 BTC1361.56 SAR836.65 SAR
 
bc1q0ux6vmdeafg8g3w2txu9z3j60al7425w76gsjj0.00050000 BTC197.96 SAR121.64 SAR→
bc1q7zvhr2zl8n64s6d2r7tta5mphuuasvnhqzaatn0.00293057 BTC1160.25 SAR712.95 SAR→
Fee 0.00000846 BTC3.35 SAR2.06 SAR (6.00 sat/vByte)
77787 confirmations0.00343057 BTC1358.21 SAR834.59 SAR
4c19e4f2a6c08823030250aa1c91e18c304e02571e84002d65ad67d6b81db32c
mined 539 days 2 hours ago
bc1qmscmeqqxqz7vkfscfs8pvl98gkdkcr8e0egkhm←0.00000546 BTC2.16 SAR1.33 SAR
bc1qmscmeqqxqz7vkfscfs8pvl98gkdkcr8e0egkhm←0.00000546 BTC2.16 SAR1.33 SAR
bc1qhwtymcchrrugezaxz29m3jwju0t5vvku4cagrd←0.00037322 BTC147.76 SAR90.80 SAR
 
Unparsed address0 BTC0.00 SAR0.00 SAR×
bc1qmscmeqqxqz7vkfscfs8pvl98gkdkcr8e0egkhm0.00000546 BTC2.16 SAR1.33 SAR→
bc1p8qt8asyfyxuhkx03u7p83f8vskx45lud896x5ly78amdym8yskns2ls6n70.00000546 BTC2.16 SAR1.33 SAR→
bc1qhwtymcchrrugezaxz29m3jwju0t5vvku4cagrd0.00035246 BTC139.54 SAR85.75 SAR→
Fee 0.00002076 BTC8.22 SAR5.05 SAR (6.00 sat/vByte)
77787 confirmations0.00036338 BTC143.87 SAR88.40 SAR
a4b27244ee7e4cfc7265b3181e58861a2f7c58b6e4c5d3e7696d8c41f4432f33
mined 539 days 2 hours ago
bc1q7cvtmrqeyy3mgx52pvpexy8n4r5wxdqdr886zr←0.00020848 BTC82.54 SAR50.72 SAR
 
bc1qwnzq6ked2fdqt3spllr6nump295ykjw6m0udaq0.00020188 BTC79.93 SAR49.11 SAR→
Fee 0.00000660 BTC2.61 SAR1.61 SAR (6.00 sat/vByte)
77787 confirmations0.00020188 BTC79.93 SAR49.11 SAR
1c679f2a50f02d70f9c451f0def294717262048526dc0e4a60eebfee7a134334
mined 539 days 2 hours ago
31tfexBGAWQHFAjcUXHB8EtrxP9GfYcsTp←0.00770824 BTC3051.80 SAR1875.26 SAR
3JBTyEseMRV35VTKpSrW2dEeDKZQFvjw6E←0.00229176 BTC907.34 SAR557.54 SAR
3Gp4CvkyWRa8CSs7X7GJarSVD6XUa4YxgM←0.00300000 BTC1187.74 SAR729.84 SAR
37arwGZYorXcqnjaZCgUf7xTw2LDm481jH←0.05387500 BTC21329.88 SAR13106.71 SAR
 
bc1qr4dl5wa7kl8yu792dceg9z5knl2gkn220lk7a90.06685070 BTC26467.14 SAR16263.44 SAR→
Fee 0.00002430 BTC9.62 SAR5.91 SAR (6.00 sat/vByte)
77787 confirmations0.06685070 BTC26467.14 SAR16263.44 SAR
e6333574b289517809f49d800e4a1ad788bf4a175742532075f31993a3276e28
mined 539 days 2 hours ago
bc1p985cq473d239le4pyegnyle9m3h7cmkjn4emgj7gny82f6k8amzqwra3kr←0.01388126 BTC5495.79 SAR3377.03 SAR
 
bc1p985cq473d239le4pyegnyle9m3h7cmkjn4emgj7gny82f6k8amzqwra3kr0.00010000 BTC39.59 SAR24.33 SAR→
bc1p985cq473d239le4pyegnyle9m3h7cmkjn4emgj7gny82f6k8amzqwra3kr0.01377664 BTC5454.37 SAR3351.58 SAR→
Fee 0.00000462 BTC1.83 SAR1.12 SAR (3.00 sat/vByte)
77787 confirmations0.01387664 BTC5493.96 SAR3375.91 SAR
f09ed362ff9e704f65cac887230636060308a3a71f7b6287f2501c70981c815d
mined 539 days 2 hours ago
bc1p985cq473d239le4pyegnyle9m3h7cmkjn4emgj7gny82f6k8amzqwra3kr←0.01377664 BTC5454.37 SAR3351.58 SAR
 
bc1p985cq473d239le4pyegnyle9m3h7cmkjn4emgj7gny82f6k8amzqwra3kr0.01376536 BTC5449.90 SAR3348.84 SAR→
Fee 0.00001128 BTC4.47 SAR2.74 SAR (10.16 sat/vByte)
77787 confirmations0.01376536 BTC5449.90 SAR3348.84 SAR
df53861c76a726688689dd03235f9d53aab59f442a795ca94d08b3c01e76955e
mined 539 days 2 hours ago
bc1q8glqayhlzxa3fwm3dz4lp3ntr2982gnjrty60p←0.00098634 BTC390.51 SAR239.96 SAR
 
3Cr7GnqFW12VBQfpuFmpscmHomdGxbop7s0.00040923 BTC162.02 SAR99.56 SAR→
bc1qra3cj60rgqe0htzhes8nq0ksh0vckhvryku3tm0.00056859 BTC225.11 SAR138.33 SAR→
Fee 0.00000852 BTC3.37 SAR2.07 SAR (6.00 sat/vByte)
77787 confirmations0.00097782 BTC387.13 SAR237.88 SAR
d1e09f43d040295162ebd3285bbcc3a3c2d440e3fbea497ab36cbfaf81f27b70
mined 539 days 2 hours ago
bc1qjsxyndc0hycegt23qwfc5zsskw7cv2tx0mk8ak←0.00225168 BTC891.47 SAR547.79 SAR
 
15YrrqGTLXLgtDCDC4KwSLFaTG3tdSFWGJ0.00061000 BTC241.51 SAR148.40 SAR→
bc1qjxv563elh0s6yj33xzsp4awfqmdqceupmrctxj0.00163304 BTC646.54 SAR397.29 SAR→
Fee 0.00000864 BTC3.42 SAR2.10 SAR (6.00 sat/vByte)
77787 confirmations0.00224304 BTC888.05 SAR545.69 SAR
b461f86b9cc5374f796bb5590a769215d8f2326ccf7322c319ee579d9993ac78
mined 539 days 2 hours ago
bc1qpw9js5k7rk8qsf70f853nurlsd6tp9v6fj6stk←0.00006005 BTC23.77 SAR14.61 SAR
bc1qkm3zt225n0yddcvc5ekwvdc39ely47z8x49ckc←0.01896987 BTC7510.44 SAR4614.99 SAR
 
1AuMDuFGB9MwHavgVggtC1CfioUgEo7GKh0.01885576 BTC7465.26 SAR4587.23 SAR→
bc1qvjg3ewf2xacd7t2de57mmhpuxju59fjwpuywch0.00016144 BTC63.92 SAR39.28 SAR→
Fee 0.00001272 BTC5.04 SAR3.09 SAR (6.00 sat/vByte)
77787 confirmations0.01901720 BTC7529.18 SAR4626.50 SAR
1f7e1b867ba10ce157e7207afd4cbc5730bb85feb18854f5ac3e1e16708f917d
mined 539 days 2 hours ago
bc1qtem2j6yv2pg3cvfzll820cw70dr3vw9mayxu42←0.00745585 BTC2951.88 SAR1813.86 SAR
 
bc1q0y5u6kmw9857u2qs4e7uyjyaw34unxz59xa0d40.00095170 BTC376.79 SAR231.53 SAR→
bc1qkejlncht7yh72ns5t2vxyetks8s9cafpkkwqyd0.00649569 BTC2571.74 SAR1580.27 SAR→
Fee 0.00000846 BTC3.35 SAR2.06 SAR (6.00 sat/vByte)
77787 confirmations0.00744739 BTC2948.53 SAR1811.80 SAR
e7ffcb7fdc5d9fbdb64d8c88874b228f98c4b0c490fb242b08c097b46eb23a8e
mined 539 days 2 hours ago
bc1qagkzhph54gpj57th8wylsnkl8ulu45qvc24z6u←0.00280901 BTC1112.13 SAR683.38 SAR
 
bc1q0wywlaratqhyqg6fv33lqkv2rqxj6pxf8a2d060.00021268 BTC84.20 SAR51.74 SAR→
bc1qx8lr4e68xhnzcjvs347wjepketvmuurlh3x3g70.00258787 BTC1024.57 SAR629.58 SAR→
Fee 0.00000846 BTC3.35 SAR2.06 SAR (6.00 sat/vByte)
77787 confirmations0.00280055 BTC1108.78 SAR681.32 SAR
655f295eabf2b8a5cd2111feeb560dbc9db11d6519107dad016082c4c3144f8e
mined 539 days 2 hours ago
3CF7UWQJkQPbySuYCE1zyzpx3TY3dGfRm3←0.00483007 BTC1912.29 SAR1175.06 SAR
3BGd3LVio96EsaLTx1Rd9cLR1wNDfAx6sm←0.00189866 BTC751.71 SAR461.91 SAR
3EMtx3wkPG2ZNLisCDnFmckDHA2JEwDYEr←0.00380651 BTC1507.05 SAR926.05 SAR
36KucKfNaZ5EDcLND1A3EbpYXP34rzxXdi←0.00940000 BTC3721.59 SAR2286.83 SAR
 
bc1qlt5nm3kflne7rht4alsnzdzad878ld5rcu4na00.01991094 BTC7883.02 SAR4843.93 SAR→
Fee 0.00002430 BTC9.62 SAR5.91 SAR (6.00 sat/vByte)
77787 confirmations0.01991094 BTC7883.02 SAR4843.93 SAR
13e4d5f098149352898961f57cb2fb0f49a35a3bad279a85d9c22c5c660eaa95
mined 539 days 2 hours ago
bc1qptq2zv67rlck0hfjnklyl8c3ky380zsakygs5h←0.00207199 BTC820.33 SAR504.07 SAR
bc1qgr0f4cd0ru3k32xqxyjgxyxqs7c7e0xky472ac←0.04259115 BTC16862.44 SAR10361.57 SAR
 
bc1qnqztj2hx27728rf4nnmtmr8acdd79c55m4mvtf0.00213500 BTC845.28 SAR519.40 SAR→
bc1qfl4l5np2qh4zemu7urml7rwwku56n00hfcjm0k0.04251560 BTC16832.53 SAR10343.20 SAR→
Fee 0.00001254 BTC4.96 SAR3.05 SAR (6.00 sat/vByte)
77787 confirmations0.04465060 BTC17677.81 SAR10862.60 SAR
169c301bf1493c2b3f6d487a916668e75d27cd9d305b96d721833a988470bda1
mined 539 days 2 hours ago
3Lf69S2CD9sPuj4Vib6CJLh3Coyu7vG3Zq←0.68990874 BTC273144.68 SAR167841.00 SAR
 
bc1q45507kk3k4qfw96hn3dh9tnue3c7mrnfk4w6uq0.20000000 BTC79182.84 SAR48656.00 SAR→
35PKWVnir5GtB8eAaGNmXB5qMXioemwPrw0.48989884 BTC193957.92 SAR119182.59 SAR→
Fee 0.00000990 BTC3.92 SAR2.41 SAR (6.00 sat/vByte)
77787 confirmations0.68989884 BTC273140.76 SAR167838.59 SAR
beaa89bd2232db2ca066f93660e98b48fdbf13ff8384c40c735d4bb4db4a4bab
mined 539 days 2 hours ago
3CUzhVD7vgayDM4iaDBdKdi1cS9vqZSVs1←0.00328403 BTC1300.19 SAR798.94 SAR
3LE3zKh4C5L8SPRm6VvMkD7Kzdye9i84RU←0.00691574 BTC2738.04 SAR1682.46 SAR
31x4z2Xo2K9CifawfewKuNDYNNiC85fN9H←0.00451483 BTC1787.49 SAR1098.37 SAR
 
bc1qcdqj2smprre85c78d942wx5tauw5n7uw92r7wr0.01469576 BTC5818.26 SAR3575.18 SAR→
Fee 0.00001884 BTC7.46 SAR4.58 SAR (6.00 sat/vByte)
77787 confirmations0.01469576 BTC5818.26 SAR3575.18 SAR
1b0872f9e571bcbaa131b3ff2f63e40da282f921c7865ffb0c2f23020bfb8cb6
mined 539 days 2 hours ago
bc1qype3v7uszkj7xqgeql2v5uq3wj4qns4vsjlxx5←0.00109648 BTC434.11 SAR266.75 SAR
 
1LyfRpn8CErhTd85TQ7iZWtto3MoXMKWA20.00076105 BTC301.31 SAR185.15 SAR→
bc1p8e976xuwl4lct4rdhckrzuyt2xx3ls3080tza2daxcr5a8mtmj5szaqlmv0.00032607 BTC129.10 SAR79.33 SAR→
Fee 0.00000936 BTC3.71 SAR2.28 SAR (6.00 sat/vByte)
77787 confirmations0.00108712 BTC430.41 SAR264.47 SAR
1fd2f13913de193145fb9824e5b30ea684f0acb249431704ca8ec44e1b522bbd
mined 539 days 2 hours ago
bc1q3jd26l23t0fwjm7wfrlukh64rxuu4ja6040xvf←119.81997600 BTC47438432.19 SAR29149803.76 SAR
 
bc1q5ldntzaaja57lpl7q6y3p4dp4r3jgfhwmc5jdf0.37402000 BTC148079.84 SAR90991.59 SAR×
bc1qguaecy526rrc0sc7dmul9e266pylkqwd2ylkl0119.44594754 BTC47290349.00 SAR29058810.12 SAR→
Fee 0.00000846 BTC3.35 SAR2.06 SAR (6.00 sat/vByte)
77787 confirmations119.81996754 BTC47438428.84 SAR29149801.70 SAR
c7ab2d9965f4ee94714bdd8a862125ab25dcbf312ea78005238072f0ca4a94cc
mined 539 days 2 hours ago
bc1qh909v95t2e3u9pyg2pj878z5e523fn235xx263←0.02604031 BTC10309.73 SAR6335.09 SAR
 
1NFRvqbdPnQDRqmZwLGrqHf5SnFwo2HLBo0.00951917 BTC3768.77 SAR2315.82 SAR→
bc1qh909v95t2e3u9pyg2pj878z5e523fn235xx2630.01651250 BTC6537.53 SAR4017.16 SAR→
Fee 0.00000864 BTC3.42 SAR2.10 SAR (6.00 sat/vByte)
77787 confirmations0.02603167 BTC10306.31 SAR6332.98 SAR
867b985243602eda3259f4ece95c592cd353495e41f59459d04348115ba7d7d2
mined 539 days 2 hours ago
bc1q870tdtdjyr20uu0nafsdrcrwftg8kgvsyhxtq5←0.00459187 BTC1817.99 SAR1117.11 SAR
 
bc1qvy7x35x2s56qpzq7azc8yc3zrjgvenvnunkknd0.00012000 BTC47.51 SAR29.19 SAR→
bc1q4ylau6q7j362sa9dgeg5t8wmpxjhcscvl54zkv0.00446341 BTC1767.13 SAR1085.86 SAR→
Fee 0.00000846 BTC3.35 SAR2.06 SAR (6.00 sat/vByte)
77787 confirmations0.00458341 BTC1814.64 SAR1115.05 SAR
97b28e3b93d8972516c70d001d34494e66a041467ba431d152cb57ff2cb9efe0
mined 539 days 2 hours ago
bc1q45v9hkam5udsmawm6ptpestp9s6hp7pm2q0gqp←0.22265009 BTC88150.34 SAR54166.31 SAR
 
bc1qsh0n2wh0aqre4rva2tu6hhxdc3uynn5ffewx260.00099850 BTC395.32 SAR242.92 SAR→
bc1q0wz7sqeazda9rvmgavu0m2u5fmjksz9lzk34jx0.00024315 BTC96.27 SAR59.15 SAR→
bc1q0z3sd5pqurnr6dhetsxkn3k3a2gw4zdwhyjkfy0.00020000 BTC79.18 SAR48.66 SAR→
bc1qh7jzh8dyg7lwfh5rsl675wjzr0a0j3c0s80yvj0.22119626 BTC87574.74 SAR53812.63 SAR→
Fee 0.00001218 BTC4.82 SAR2.96 SAR (6.00 sat/vByte)
77787 confirmations0.22263791 BTC88145.51 SAR54163.35 SAR