21361488075412688

Names of 21361488075412688

• Cardinal: 21361488075412688 can be written as Twenty-one quadrillion, three hundred sixty-one trillion, four hundred eighty-eight billion, seventy-five million, four hundred twelve thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1361488075412688 × 10¹⁶

Factors of 21361488075412688

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1258

Divisors of 21361488075412688

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 38 49 56 76 79 98 112 133 152 158 196 266 304 316 343 361 392 532 553 632 686 722 784 931 1064 1106 1151 1264 1372 1444 1501 1862 2128 2212 2302 2527 2744 2888 3002 3724 3871 4424 4604 5054 5488 5776 6004 6241 6517 6859 7448 7742 8057 8848 9208 10108 10507 12008 12482 13034 13718 14896 15484 16114 17689 18416 20216 21014 21869 24016 24964 26068 27097 27436 28519 30968 32228 35378 40432 42028 43687 43738 48013 49928 52136 54194 54872 56399 57038 61936 64456 70756 73549 84056 87374 87476 90929 96026 99856 104272 108388 109744 112798 114076 118579 123823 128912 141512 147098 153083 168112 174748 174952 181858 192052 199633 216776 225596 228152 237158 247646 283024 294196 305809 306166 336091 349496 349904 363716 384104 394793 399266 415511 433552 451192 456304 474316 493039 495292 514843 541861 588392 611618 612332 636503 672182 698992 727432 768208 789586 798532 830053 831022 902384 948632 986078 990584 1029686 1071581 1083722 1176784 1223236 1224664 1273006 1344364 1397431 1454864 1579172 1597064 1660106 1662044 1727651 1897264 1972156 1981168 2059372 2140663 2143162 2167444 2253001 2352637 2446472 2449328 2546012 2688728 2794862 2908577 3158344 3194128 3320212 3324088 3451273 3455302 3793027 3944312 4118744 4281326 4286324 4334888 4455521 4506002 4705274 4892944 5092024 5377456 5589724 5810371 5817154 6316688 6640424 6648176 6902546 6910604 7183391 7501067 7586054 7888624 7894709 8237488 8562652 8572648 8669776 8911042 9012004 9367741 9410548 9782017 10184048 11179448 11620742 11634308 12093557 13280848 13805092 13821208 14366782 15002134 15172108 15771007 15789418 17125304 17145296 17822084 18024008 18735482 18821096 19564034 20360039 22358896 23241484 23268616 24158911 24187114 26551189 27610184 27642416 28733564 30004268 30344216 31188647 31542014 31578836 32825369 34250608 35644168 36048016 37470964 37642192 39128068 40672597 40720078 42807019 46482968 46537232 48317822 48374228 50283737 53102378 55220368 55262963 57467128 60008536 60688432 62377294 63084028 63157672 65574187 65650738 71288336 74941928 78256136 81345194 81440156 84654899 85614038 92965936 96635644 96748456 100567474 106204756 110397049 110525926 114934256 120017072 124754588 126168056 126315344 131148374 131301476 136484429 142520273 149883856 156512272 162690388 162880312 169112377 169309798 171228076 177987079 185858323 193271288 193496912 201134948 212409512 220794098 221051852 229777583 249509176 252336112 262296748 262602952 272968858 285040546 299649133 325380776 325760624 338224754 338619596 342456152 351986159 355974158 371716646 386542576 386840741 402269896 424819024 441588196 442103704 459019309 459555166 499018352 524593496 525205904 545937716 567487889 570081092 592584293 599298266 623682011 650761552 676449508 677239192 684912304 703972318 711948316 743433292 772779343 773681482 804539792 883176392 884207408 918038618 919110332 955391003 1049186992 1091875432 1134975778 1140162184 1185168586 1198596532 1245909553 1247364022 1352899016 1354478384 1407944636 1423896632 1486866584 1545558686 1547362964 1608443081 1766352784 1836077236 1838220664 1910782006 2097543931 2183750864 2269951556 2280324368 2370337172 2397193064 2463903113 2491819106 2494728044 2593204151 2705798032 2707885187 2815889272 2847793264 2973733168 3091117372 3094725928 3213135163 3216886162 3381754501 3672154472 3676441328 3821564012 3972415223 4195087862 4365774077 4539903112 4740674344 4794386128 4927806226 4983638212 4989456088 5186408302 5415770374 5631778544 6182234744 6189451856 6426270326 6433772324 6687737021 6763509002 7344308944 7643128024 7944830446 8390175724 8721366871 8731548154 9079806224 9481348688 9855612452 9967276424 9978912176 10372816604 10782269891 10831540748 11259101567 12364469488 12852540652 12867544648 13375474042 13527018004 14682807517 15286256048 15889660892 16780351448 17442733742 17463096308 18152429057 19711224904 19934552848 20745633208 21564539782 21663081496 22518203134 23672281507 25705081304 25735089296 26750948084 27054036008 27806906561 29365615034 30560418539 31779321784 33560702896 34885467484 34926192616 36304858114 39422449808 41491266416 43129079564 43326162992 45036406268 46814159147 47344563014 49270878869 51410162608 53501896168 54108072016 55613813122 58731230068 61049568097 61120837078 63558643568 69770934968 69852385232 72609716228 75475889237 86258159128 90072812536 93628318294 94689126028 98541757738 107003792336 111227626244 117462460136 122099136194 122241674156 127067003399 139541869936 145219432456 150951778474 165705970549 172516318256 180145625072 187256636588 189378252056 194648345927 197083515476 204863127929 213922929773 222455252488 234924920272 244198272388 244483348312 254134006798 290438864912 301903556948 331411941098 344896152083 374513273176 378756504112 389296691854 394167030952 409726255858 427845859546 444910504976 488396544776 488966696624 508268013596 528331224659 603807113896 662823882196 689792304166 749026546352 778593383708 788334061904 819452511716 855691719092 889469023793 976793089552 1016536027192 1056662449318 1159941793843 1207614227792 1325647764392 1379584608332 1434041895503 1557186767416 1638905023432 1711383438184 1778938047586 2033072054384 2113324898636 2319883587686 2414273064581 2651295528784 2759169216664 2868083791006 3114373534832 3277810046864 3422766876368 3557876095172 3698318572613 3892399430651 4226649797272 4639767175372 4828546129162 5518338433328 5736167582012 7115752190344 7396637145226 7784798861302 8453299594544 9279534350744 9657092258324 10038293268521 11472335164024 14231504380688 14793274290452 15569597722604 16899911452067 18559068701488 19314184516648 20076586537042 22944670328048 27246796014557 29586548580904 31139195445208 33799822904134 38628369033296 40153173074084 54493592029114 59173097161808 62278390890416 67599645808268 70268052879647 80306346148168 108987184058228 135199291616536 140536105759294 160612692296336 190727572101899 217974368116456 270398583233072 281072211518588 381455144203798 435948736232912 562144423037176 762910288407596 1124288846074352 1335093004713293 1525820576815192 2670186009426586 3051641153630384 5340372018853172 10680744037706344 21361488075412688
• Sum of all divisors σ(n): 51644785950720000
• Sum of proper divisors (its aliquot sum) s(n): 30283297875307312
• 21361488075412688 is an abundant number, because the sum of its proper divisors (30283297875307312) is greater than itself. Its abundance is 8921809799894624

Bases of 21361488075412688

• Binary: 1001011111001000010100100000100100110111101010011010000₂
• Hexadecimal: 0x4BE429049BD4D0
• Base-36: 5UC0K5ATMFK

Squares and roots of 21361488075412688

• 21361488075412688 squared (21361488075412688²) is 456313172795998465206561511385344
• 21361488075412688 cubed (21361488075412688³) is 9747528399335450592883101151821168042783394844672
• The square root of 21361488075412688 is 146155698.0600232637
• The cube root of 21361488075412688 is 277466.4649047695

Scales and comparisons

• 21,361,488,075,412,688 seconds is equal to 679,229,245 years, 19 weeks, 4 days, 6 hours, 38 minutes, 8 seconds.
• To count from 1 to 21,361,488,075,412,688 would take you about two billion, thirty-seven million, six hundred eighty-seven thousand, seven hundred thirty-six 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 21361488075412688 cubic inches would be around 23122.2 feet tall.

Recreational maths with 21361488075412688

• 21361488075412688 backwards is 88621457088416312
• The number of decimal digits it has is: 17
• The sum of 21361488075412688's digits is 74
• More coming soon!