31212940656640

Names of 31212940656640

• Cardinal: 31212940656640 can be written as Thirty-one trillion, two hundred twelve billion, nine hundred forty million, six hundred fifty-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.121294065664 × 10¹³

Factors of 31212940656640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 142

Divisors of 31212940656640

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 4 5 8 10 16 20 31 32 37 40 62 64 67 74 80 124 128 134 148 155 160 185 248 256 268 296 310 320 335 370 496 512 536 592 620 640 670 740 992 1024 1072 1147 1184 1240 1280 1340 1369 1480 1984 2048 2077 2144 2294 2368 2479 2480 2560 2680 2738 2960 3968 4096 4154 4288 4489 4588 4736 4958 4960 5120 5360 5476 5735 5920 6845 7936 8192 8308 8576 8978 9176 9472 9916 9920 10240 10385 10720 10952 11470 11840 12395 13690 15872 16384 16616 17152 17956 18352 18944 19832 19840 20480 20770 21440 21904 22445 22940 23680 24790 27380 31744 32768 33232 34304 35912 36704 37888 39664 39680 40960 41540 42439 42880 43808 44890 45880 47360 49580 54760 63488 66464 68608 71824 73408 75776 76849 79328 79360 81920 83080 84878 85760 87616 89780 91723 91760 94720 99160 109520 126976 132928 137216 139159 143648 146816 151552 153698 158656 158720 163840 166093 166160 169756 171520 175232 179560 183446 183520 189440 198320 212195 219040 253952 265856 274432 278318 287296 293632 303104 307396 317312 317440 332186 332320 339512 343040 350464 359120 366892 367040 378880 384245 396640 424390 438080 458615 507904 531712 548864 556636 574592 587264 606208 614792 634624 634880 664372 664640 679024 686080 695795 700928 718240 733784 734080 757760 768490 793280 830465 848780 876160 917230 1015808 1063424 1097728 1113272 1149184 1174528 1212416 1229584 1269248 1269760 1328744 1329280 1358048 1372160 1391590 1401856 1436480 1467568 1468160 1515520 1536980 1586560 1660930 1697560 1752320 1834460 2126848 2195456 2226544 2298368 2349056 2459168 2538496 2539520 2657488 2658560 2716096 2744320 2783180 2803712 2843413 2872960 2935136 2936320 3031040 3073960 3173120 3321860 3395120 3504640 3668920 4253696 4453088 4596736 4698112 4918336 5076992 5079040 5148883 5314976 5317120 5432192 5488640 5566360 5607424 5686826 5745920 5870272 5872640 6062080 6145441 6147920 6346240 6643720 6790240 7009280 7337840 8507392 8906176 9193472 9396224 9836672 10153984 10297766 10629952 10634240 10864384 10977280 11132720 11214848 11373652 11491840 11740544 11745280 12290882 12295840 12692480 13287440 13580480 14018560 14217065 14675680 17014784 17812352 18386944 18792448 19673344 20307968 20595532 21259904 21268480 21728768 22265440 22429696 22747304 22983680 23481088 23490560 24581764 24591680 25384960 25744415 26574880 27160960 28037120 28434130 29351360 30727205 34029568 35624704 36773888 37584896 39346688 40615936 41191064 42519808 42536960 43457536 44530880 44859392 45494608 45967360 46962176 46981120 49163528 49183360 50769920 51488830 53149760 54321920 56074240 56868260 58702720 61454410 68059136 71249408 73547776 78693376 81231872 82382128 85039616 85073920 86915072 89061760 90989216 91934720 93924352 93962240 98327056 98366720 101539840 102977660 106299520 108643840 112148480 113736520 117405440 122908820 142498816 147095552 157386752 164764256 170079232 170147840 173830144 178123520 181978432 183869440 187848704 187924480 190508671 196654112 196733440 203079680 205955320 212599040 217287680 224296960 227473040 234810880 245817640 284997632 314773504 329528512 340158464 340295680 347660288 356247040 363956864 367738880 375697408 381017342 393308224 393466880 406159360 411910640 425198080 434575360 454946080 469621760 491635280 569995264 629547008 659057024 680316928 695320576 712494080 727913728 735477760 751394816 762034684 786616448 786933760 823821280 850396160 869150720 909892160 939243520 952543355 983270560 1139990528 1259094016 1318114048 1360633856 1390641152 1424988160 1455827456 1502789632 1524069368 1573232896 1573867520 1647642560 1700792320 1738301440 1819784320 1878487040 1905086710 1966541120 2279981056 2518188032 2636228096 2721267712 2849976320 2911654912 3005579264 3048138736 3146465792 3147735040 3295285120 3401584640 3476602880 3639568640 3756974080 3810173420 3933082240 4559962112 5272456192 5442535424 5699952640 5823309824 6096277472 6292931584 6295470080 6590570240 6803169280 6953205760 7279137280 7513948160 7620346840 7866164480 10544912384 11399905280 11646619648 12192554944 12585863168 12590940160 13181140480 13606338560 14558274560 15027896320 15240693680 15732328960 21089824768 22799810560 23293239296 24385109888 25171726336 26362280960 27212677120 29116549120 30481387360 31464657920 42179649536 46586478592 48770219776 50343452672 52724561920 58233098240 60962774720 62929315840 84359299072 93172957184 97540439552 100686905344 105449123840 116466196480 121925549440 125858631680 168718598144 195080879104 201373810688 210898247680 232932392960 243851098880 251717263360 390161758208 421796495360 465864785920 487702197760 503434526720 780323516416 843592990720 975404395520 1006869053440 1560647032832 1950808791040 3121294065664 3901617582080 6242588131328 7803235164160 15606470328320 31212940656640
• Sum of all divisors σ(n): 80676613241280
• Sum of proper divisors (its aliquot sum) s(n): 49463672584640
• 31212940656640 is an abundant number, because the sum of its proper divisors (49463672584640) is greater than itself. Its abundance is 18250731928000

Bases of 31212940656640

• Binary: 111000110001101010100001111011000000000000000₂
• Hexadecimal: 0x1C63543D8000
• Base-36: B2B0YZ0N4

Squares and roots of 31212940656640

• 31212940656640 squared (31212940656640²) is 974247664434930274376089600
• 31212940656640 cubed (31212940656640³) is 30409134534877598932837037485739474944000
• The square root of 31212940656640 is 5586854.2720067435
• The cube root of 31212940656640 is 31485.5701630423

Scales and comparisons

• 31,212,940,656,640 seconds is equal to 992,474 years, 50 weeks, 1 day, 5 hours, 30 minutes, 40 seconds.
• To count from 1 to 31,212,940,656,640 would take you about two million, four hundred eighty-one thousand, one hundred eighty-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 31212940656640 cubic inches would be around 2623.8 feet tall.

Recreational maths with 31212940656640

• 31212940656640 backwards is 04665604921213
• The number of decimal digits it has is: 14
• The sum of 31212940656640's digits is 49
• More coming soon!