21493753670400

Names of 21493753670400

• Cardinal: 21493753670400 can be written as Twenty-one trillion, four hundred ninety-three billion, seven hundred fifty-three million, six hundred seventy thousand, four hundred.

Scientific notation

• Scientific notation: 2.14937536704 × 10¹³

Factors of 21493753670400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 146090

Divisors of 21493753670400

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 17 20 22 24 25 30 32 33 34 40 41 44 48 50 51 55 60 64 66 68 75 80 82 85 88 96 100 102 110 120 123 128 132 136 150 160 164 165 170 176 187 192 200 204 205 220 240 246 255 256 264 272 275 300 320 328 330 340 352 374 384 400 408 410 425 440 451 480 492 510 528 544 550 561 600 615 640 656 660 680 697 704 748 768 800 816 820 825 850 880 902 935 960 984 1020 1025 1056 1088 1100 1122 1200 1230 1275 1280 1312 1320 1353 1360 1394 1408 1496 1600 1632 1640 1650 1700 1760 1804 1870 1920 1968 2040 2050 2091 2112 2176 2200 2244 2255 2400 2460 2550 2624 2640 2706 2720 2788 2805 2816 2992 3075 3200 3264 3280 3300 3400 3485 3520 3608 3740 3840 3936 4080 4100 4182 4224 4352 4400 4488 4510 4675 4800 4920 5100 5248 5280 5412 5440 5576 5610 5984 6150 6400 6528 6560 6600 6765 6800 6970 7040 7216 7480 7667 7872 8160 8200 8364 8448 8800 8976 9020 9350 9600 9840 10200 10455 10496 10560 10824 10880 11152 11220 11275 11968 12300 13056 13120 13200 13530 13600 13940 14025 14080 14432 14960 15334 15744 16320 16400 16728 17425 17600 17952 18040 18700 19200 19680 20400 20910 21120 21648 21760 22304 22440 22550 23001 23936 24600 26240 26400 27060 27200 27880 28050 28864 29920 30668 31488 32640 32800 33456 33825 34850 35200 35904 36080 37400 38335 39360 40800 41820 42240 43296 44608 44880 45100 46002 47872 49200 52275 52480 52800 54120 54400 55760 56100 57728 59840 61336 65280 65600 66912 67650 69700 70400 71808 72160 74800 76670 78720 81600 83640 86592 89216 89760 90200 92004 98400 104550 105600 108240 108800 111520 112200 115005 115456 119680 122672 131200 133824 135300 139400 143616 144320 146011 149600 153340 157440 163200 167280 173184 178432 179520 180400 184008 191675 196800 209100 211200 216480 223040 224400 230010 239360 245344 262400 267648 270600 278800 288640 292022 299200 306680 326400 334560 346368 359040 360800 368016 383350 393600 418200 432960 438033 446080 448800 460020 490688 535296 541200 557600 575025 577280 584044 598400 613360 669120 718080 721600 730055 736032 766700 787200 836400 865920 876066 892160 897600 920040 981376 1082400 1115200 1150050 1168088 1196800 1226720 1338240 1443200 1460110 1472064 1533400 1606121 1672800 1731840 1752132 1795200 1840080 1962752 2164800 2190165 2230400 2300100 2336176 2453440 2482187 2676480 2886400 2920220 2944128 3066800 3212242 3345600 3504264 3590400 3650275 3680160 4329600 4380330 4460800 4600200 4672352 4818363 4906880 4964374 5840440 5888256 5986451 6133600 6424484 6691200 7008528 7300550 7360320 7446561 8030605 8659200 8760660 9200400 9344704 9636726 9813760 9928748 10950825 11680880 11972902 12267200 12410935 12848968 13382400 14017056 14601100 14720640 14893122 16061210 17521320 17959353 18400800 18689408 19273452 19857496 21901650 23361760 23945804 24091815 24534400 24821870 25697936 27304057 28034112 29202200 29441280 29786244 29932255 32122420 35042640 35918706 36801600 37232805 37378816 38546904 39714992 40153025 43803300 46723520 47891608 48183630 49068800 49643740 51395872 54608114 56068224 58404400 59572488 59864510 62054675 64244840 65850961 70085280 71837412 73603200 74465610 77093808 79429984 80306050 81912171 87606600 89796765 93447040 95783216 96367260 99287480 101769667 102791744 109216228 112136448 116808800 119144976 119729020 120459075 124109350 128489680 131701922 136520285 140170560 143674824 147206400 148931220 149661275 154187616 158859968 160612100 163824342 175213200 179593530 186164025 186894080 191566432 192734520 197552883 198574960 203539334 205583488 218432456 233617600 238289952 239458040 240918150 248218700 256979360 263403844 273040570 280341120 287349648 297862440 299322550 305309001 308375232 317719936 321224200 327648684 329254805 350426400 359187060 372328050 383132864 385469040 395105766 397149920 407078668 409560855 411166976 436864912 448983825 467235200 476579904 478916080 481836300 496437400 508848335 513958720 526807688 546081140 560682240 574699296 595724880 598645100 610618002 616750464 635439872 642448400 655297368 658509610 682601425 700852800 718374120 744656100 766265728 770938080 790211532 794299840 814157336 819121710 873729824 897967650 934470400 953159808 957832160 963672600 987764415 992874800 1017696670 1027917440 1053615376 1092162280 1119466337 1149398592 1191449760 1197290200 1221236004 1233500928 1284896800 1310594736 1317019220 1365202850 1401705600 1436748240 1489312200 1526545005 1532531456 1541876160 1580423064 1588599680 1628314672 1638243420 1646274025 1747459648 1795935300 1906319616 1915664320 1927345200 1975528830 1985749600 2035393340 2047804275 2055834880 2107230752 2184324560 2238932674 2298797184 2382899520 2394580400 2442472008 2544241675 2569793600 2621189472 2634038440 2730405700 2803411200 2873496480 2978624400 3053090010 3083752320 3160846128 3177199360 3256629344 3276486840 3292548050 3358399011 3494919296 3591870600 3831328640 3854690400 3951057660 3971499200 4070786680 4095608550 4214461504 4368649120 4477865348 4597594368 4765799040 4789160800 4884944016 4938822075 5088483350 5139587200 5242378944 5268076880 5460811400 5597331685 5746992960 5957248800 6106180020 6167504640 6321692256 6513258688 6552973680 6585096100 6716798022 6989838592 7183741200 7632725025 7662657280 7709380800 7902115320 7942998400 8141573360 8191217100 8428923008 8737298240 8955730696 9531598080 9578321600 9769888032 9877644150 10176966700 10279174400 10484757888 10536153760 10921622800 11194663370 11493985920 11914497600 12212360040 12643384512 13026517376 13105947360 13170192200 13433596044 14367482400 15265450050 15418761600 15804230640 15885996800 16283146720 16382434200 16791995055 16857846016 17474596480 17911461392 19156643200 19539776064 19755288300 20353933400 20969515776 21072307520 21843245600 22389326740 22987971840 23828995200 24424720080 25286769024 26053034752 26211894720 26340384400 26867192088 27986658425 28734964800 30530900100 30837523200 31608461280 32566293440 32764868400 33583990110 34949192960 35822922784 38313286400 39079552128 39510576600 40707866800 42144615040 43686491200 44778653480 47657990400 48849440160 50573538048 52423789440 52680768800 53734384176 55973316850 57469929600 61061800200 63216922560 65132586880 65529736800 67167980220 71645845568 78159104256 79021153200 81415733600 83959975275 84289230080 87372982400 89557306960 97698880320 104847578880 105361537600 107468768352 111946633700 114939859200 122123600400 126433845120 130265173760 131059473600 134335960440 143291691136 158042306400 162831467200 167919950550 174745964800 179114613920 195397760640 210723075200 214937536704 223893267400 244247200800 252867690240 262118947200 268671920880 286583382272 316084612800 325662934400 335839901100 358229227840 390795521280 421446150400 429875073408 447786534800 488494401600 524237894400 537343841760 632169225600 651325868800 671679802200 716458455680 859750146816 895573069600 976988803200 1074687683520 1264338451200 1343359604400 1432916911360 1791146139200 1953977606400 2149375367040 2686719208800 3582292278400 4298750734080 5373438417600 7164584556800 10746876835200 21493753670400
• Sum of all divisors σ(n): 83933276426496
• Sum of proper divisors (its aliquot sum) s(n): 62439522756096
• 21493753670400 is an abundant number, because the sum of its proper divisors (62439522756096) is greater than itself. Its abundance is 40945769085696

Bases of 21493753670400

• Binary: 100111000110001100111100011010110101100000000₂
• Hexadecimal: 0x138C678D6B00
• Base-36: 7MA3DZE2O

Squares and roots of 21493753670400

• 21493753670400 squared (21493753670400²) is 461981446843833471836160000
• 21493753670400 cubed (21493753670400³) is 9929715418756348180884839027441664000000
• The square root of 21493753670400 is 4636135.6397758683
• The cube root of 21493753670400 is 27803.7957269101

Scales and comparisons

• 21,493,753,670,400 seconds is equal to 683,434 years, 45 weeks, 6 days, 2 hours, 40 minutes.
• To count from 1 to 21,493,753,670,400 would take you about one million, seven hundred eight thousand, five 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 21493753670400 cubic inches would be around 2317 feet tall.

Recreational maths with 21493753670400

• 21493753670400 backwards is 00407635739412
• 21493753670400 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21493753670400's digits is 51
• More coming soon!