642396132972855

Names of 642396132972855

• Cardinal: 642396132972855 can be written as Six hundred forty-two trillion, three hundred ninety-six billion, one hundred thirty-two million, nine hundred seventy-two thousand, eight hundred fifty-five.

Scientific notation

• Scientific notation: 6.42396132972855 × 10¹⁴

Factors of 642396132972855

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 201

Divisors of 642396132972855

• Number of divisors d(n): 504
• Complete list of divisors:
  1 3 5 9 15 19 27 37 45 57 81 95 111 135 137 171 185 243 285 333 361 405 411 513 555 685 703 729 855 999 1083 1215 1233 1369 1539 1665 1805 2055 2109 2565 2603 2997 3249 3515 3645 3699 4107 4617 4995 5069 5415 6165 6327 6845 6859 7695 7809 8991 9747 10545 11097 12321 13015 13357 13851 14985 15207 16245 18495 18769 18981 20535 20577 23085 23427 25345 26011 26973 29241 31635 33291 34295 36963 39045 40071 44955 45621 48735 49457 55485 56307 56943 61605 61731 66785 69255 70281 76035 78033 87723 93845 94905 96311 99873 102885 110889 117135 120213 130055 134865 136863 146205 148371 166455 168921 170829 184815 185193 187553 200355 210843 228105 234099 247285 253783 263169 281535 284715 288933 308655 332667 351405 356611 360639 390165 410589 438615 445113 481555 494209 499365 506763 512487 554445 555579 562659 601065 632529 684315 694453 702297 741855 761349 844605 854145 866799 925965 937765 939683 998001 1054215 1069833 1081917 1170495 1231767 1268915 1315845 1335339 1444665 1482627 1520289 1663335 1666737 1687977 1783055 1803195 1829909 1897587 2052945 2083359 2106891 2225565 2284047 2471045 2533815 2562435 2600397 2777895 2813295 2819049 3162645 3209499 3245751 3472265 3511485 3563507 3695301 3806745 4006017 4333995 4447881 4560867 4698415 4990005 5000211 5063931 5349165 5409585 5489727 6158835 6250077 6320673 6676695 6775609 6852141 7413135 7601445 7801191 8333685 8439885 8457147 9149545 9389971 9487935 9628497 9737253 10416795 10534455 10690521 11420235 12018051 13001985 13194607 13343643 13682601 14095245 15191793 16047495 16228755 16469181 17817535 18476505 18750231 18962019 20030085 20326827 20556423 22239405 22804335 23403573 25001055 25319655 25371441 25694761 27448635 28169913 28885491 31250385 31603365 32071563 33878045 34260705 34768271 36054153 39005955 39583821 40030929 42285735 45575379 46949855 48142485 48686265 49407543 53452605 56250693 60090255 60980481 61669269 65973035 66718215 67706633 68413005 70210719 75958965 76114323 77084283 82345905 84509739 86656473 93751155 94810095 96214689 101634135 102782115 104304813 117017865 118751463 120092787 126857205 128473805 128736571 136726137 140849565 144427455 148222629 160357815 168752079 173841355 180270765 182941443 185007807 197919105 200154645 203119899 227876895 228342969 231252849 247037715 250697533 253529217 259969419 281253465 288644067 304902405 308346345 312914439 338533165 351053595 356254389 360278361 380571615 385421415 386209713 422548695 433282365 444667887 481073445 488200459 506256237 521524065 548824329 593757315 600463935 609359697 643682855 683630685 685028907 693758547 741113145 752092599 760587651 843760395 865932201 914707215 925039035 938743317 1015599495 1068763167 1141714845 1156264245 1158629139 1253487665 1267646085 1286426027 1299847095 1334003661 1443220335 1464601377 1564572195 1646472987 1781271945 1801391805 1828079091 1931048565 2081275641 2223339435 2256277797 2281762953 2441002295 2531281185 2597796603 2744121645 2816229951 3046798485 3206289501 3425144535 3468792735 3475887417 3760462995 3802938255 3859278081 4329661005 4393804131 4693716585 4763253127 4939418961 5343815835 5484237273 5793145695 6243826923 6432130135 6670018305 6768833391 6845288859 7323006885 8232364935 8448689853 9140395455 9275808721 9618868503 10406378205 10427662251 11281388985 11408814765 11577834243 12988983015 13181412393 14081149755 14289759381 16031447505 16452711819 17379437085 18731480769 19296390405 20306500173 21969020655 23816265635 24697094805 25346069559 27421186365 27827426163 31219134615 31282986753 33844166955 34226444295 34733502729 39544237179 42243449265 42869278143 46379043605 48094342515 49358135457 52138311255 57889171215 60919500519 65907061965 71448796905 82263559095 83482278489 93657403845 93848960259 101532500865 104200508187 118632711537 126730347795 128607834429 139137130815 156414933765 173667513645 176240365699 182758501557 197721185895 214346390715 246790677285 250446835467 304597502595 312601524561 355898134611 385823503287 417411392445 469244801295 521002540935 528721097097 593163557685 643039172145 751340506401 881201828495 913792507785 937804573683 1157470509861 1252234177335 1563007622805 1586163291291 1779490673055 1929117516435 2254021519203 2643605485485 3472411529583 3756702532005 4689022868415 4758489873873 5787352549305 6762064557609 7930816456455 11270107596015 14275469621619 17362057647915 23792449369365 33810322788045 42826408864857 71377348108095 128479226594571 214132044324285 642396132972855
• Sum of all divisors σ(n): 1263067906348080
• Sum of proper divisors (its aliquot sum) s(n): 620671773375225
• 642396132972855 is a deficient number, because the sum of its proper divisors (620671773375225) is less than itself. Its deficiency is 21724359597630

Bases of 642396132972855

• Binary: 10010010000100000110000001010011111001100100110111₂
• Hexadecimal: 0x24841814F9937
• Base-36: 6BPKPJE8FR

Squares and roots of 642396132972855

• 642396132972855 squared (642396132972855²) is 412672791658478002940166851025
• 642396132972855 cubed (642396132972855³) is 265099405544518922824756430083436257153926375
• The square root of 642396132972855 is 25345534.7738581953
• The cube root of 642396132972855 is 86284.8018277925

Scales and comparisons

• 642,396,132,972,855 seconds is equal to 20,426,209 years, 50 weeks, 1 day, 22 hours, 14 minutes, 15 seconds.
• To count from 1 to 642,396,132,972,855 would take you about fifty-one million, sixty-five thousand, five hundred twenty-four 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 642396132972855 cubic inches would be around 7190.4 feet tall.

Recreational maths with 642396132972855

• 642396132972855 backwards is 558279231693246
• The number of decimal digits it has is: 15
• The sum of 642396132972855's digits is 72
• More coming soon!