6440431968953125

Names of 6440431968953125

• Cardinal: 6440431968953125 can be written as Six quadrillion, four hundred forty trillion, four hundred thirty-one billion, nine hundred sixty-eight million, nine hundred fifty-three thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 6.440431968953125 × 10¹⁵

Factors of 6440431968953125

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 8283

Divisors of 6440431968953125

• Number of divisors d(n): 448
• Complete list of divisors:
  1 5 11 13 25 37 55 65 71 125 137 143 185 275 325 355 407 481 625 685 715 781 923 925 1375 1507 1625 1775 1781 2035 2405 2627 3125 3425 3575 3905 4615 4625 5069 5291 6875 7535 8009 8125 8875 8905 9727 10153 10175 12025 13135 15625 17125 17875 19525 19591 23075 23125 25345 26455 28897 34151 34375 37675 40045 40625 44375 44525 48635 50765 50875 55759 60125 65675 65897 85625 88099 89375 97625 97955 104117 106997 115375 115625 126451 126725 132275 144485 170755 171875 188375 200225 203125 221875 222625 243175 253825 254375 278795 296333 300625 328375 329485 359899 375661 428125 440495 446875 488125 489775 520585 534985 568639 576875 578125 632255 633625 661375 722425 724867 853775 941875 1001125 1097233 1109375 1113125 1145287 1215875 1269125 1271875 1390961 1393975 1481665 1503125 1641875 1647425 1799495 1878305 2140625 2202475 2234375 2440625 2448875 2602925 2674925 2843195 2884375 3161275 3168125 3259663 3306875 3612125 3624335 3852329 3958889 4268875 4678687 4709375 5005625 5486165 5565625 5726435 6079375 6255029 6345625 6359375 6954805 6969875 7392307 7408325 7515625 8209375 8237125 8997475 9391525 11012375 12069563 12203125 12244375 13014625 13374625 14215975 14264029 14421875 15806375 15840625 16298315 16534375 18060625 18121675 19261645 19794445 21039643 21344375 23393435 23546875 25028125 27430825 27828125 28632175 30396875 31275145 31728125 34774025 34849375 36961535 37041625 40597621 41046875 41185625 42375619 44987375 46957625 51465557 55061875 60347815 61221875 65073125 66873125 71079875 71320145 77903543 79031875 79203125 81315377 81491575 82671875 90303125 90608375 96308225 98972225 105198215 106721875 116967175 125140625 137154125 143160875 151984375 156375725 156904319 158640625 173870125 174246875 184807675 185208125 202988105 205928125 211878095 224936875 231436073 234788125 257327785 273515359 275309375 301739075 306109375 325365625 334365625 355399375 356600725 389517715 395159375 406576885 407457875 446573831 451515625 453041875 481541125 494861125 525991075 527769073 533609375 584835875 685770625 715804375 781878625 784521595 856938973 869350625 871234375 924038375 926040625 1012746059 1014940525 1029640625 1059390475 1124684375 1157180365 1173940625 1286638925 1367576795 1376546875 1508695375 1626828125 1671828125 1776996875 1783003625 1947588575 1975796875 2032884425 2037289375 2232869155 2265209375 2407705625 2474305625 2629955375 2638845365 2882431091 2924179375 3008668949 3428853125 3579021875 3909393125 3922607975 4284694865 4346753125 4620191875 4630203125 5063730295 5074702625 5296952375 5623421875 5785901825 5805459803 5869703125 6433194625 6837883975 7543476875 8884984375 8915018125 9737942875 10164422125 10186446875 11140206649 11164345775 11326046875 12038528125 12371528125 13149776875 13194226825 14412155455 14620896875 15043344745 17144265625 17895109375 19546965625 19613039875 21423474325 21733765625 23100959375 25318651475 25373513125 26484761875 28929509125 29027299015 31706742001 32165973125 34189419875 37471604183 37717384375 44575090625 48689714375 50822110625 50932234375 55701033245 55821728875 60192640625 61857640625 65748884375 65971134125 72060777275 73104484375 75216723725 97734828125 98065199375 107117371625 115504796875 126593257375 126867565625 132423809375 144647545625 145136495075 158533710005 160829865625 170947099375 187358020915 188586921875 222875453125 243448571875 254110553125 278505166225 279108644375 328744421875 329855670625 360303886375 376083618625 412187646013 490325996875 535586858125 632966286875 634337828125 662119046875 723237728125 725682475375 792668550025 804149328125 854735496875 936790104575 1217242859375 1270552765625 1392525831125 1395543221875 1649278353125 1801519431875 1880418093125 2060938230065 2451629984375 2677934290625 3164831434375 3616188640625 3628412376875 3963342750125 4273677484375 4683950522875 6962629155625 6977716109375 8246391765625 9007597159375 9402090465625 10304691150325 13389671453125 15824157171875 18142061884375 19816713750625 23419752614375 34813145778125 45037985796875 47010452328125 51523455751625 90710309421875 99083568753125 117098763071875 174065728890625 257617278758125 495417843765625 585493815359375 1288086393790625 6440431968953125
• Sum of all divisors σ(n): 9923421928573440
• Sum of proper divisors (its aliquot sum) s(n): 3482989959620315
• 6440431968953125 is a deficient number, because the sum of its proper divisors (3482989959620315) is less than itself. Its deficiency is 2957442009332810

Bases of 6440431968953125

• Binary: 10110111000011000100111101011101101011010001100100101₂
• Hexadecimal: 0x16E189EBB5A325
• Base-36: 1REXXLNAEJP

Squares and roots of 6440431968953125

• 6440431968953125 squared (6440431968953125²) is 41479163946713426463908447265625
• 6440431968953125 cubed (6440431968953125³) is 267143733527861028469684396593186176300048828125
• The square root of 6440431968953125 is 80252301.9542313503
• The cube root of 6440431968953125 is 186053.7090911693

Scales and comparisons

• 6,440,431,968,953,125 seconds is equal to 204,785,815 years, 2 weeks, 3 days, 16 hours, 45 minutes, 25 seconds.
• To count from 1 to 6,440,431,968,953,125 would take you about six hundred fourteen million, three hundred fifty-seven thousand, four hundred forty-five 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 6440431968953125 cubic inches would be around 15504.5 feet tall.

Recreational maths with 6440431968953125

• 6440431968953125 backwards is 5213598691340446
• The number of decimal digits it has is: 16
• The sum of 6440431968953125's digits is 70
• More coming soon!