138224269638

Names of 138224269638

• Cardinal: 138224269638 can be written as One hundred thirty-eight billion, two hundred twenty-four million, two hundred sixty-nine thousand, six hundred thirty-eight.

Scientific notation

• Scientific notation: 1.38224269638 × 10¹¹

Factors of 138224269638

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 355

Divisors of 138224269638

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 27 39 42 49 54 63 78 91 98 117 126 147 149 181 182 189 234 273 294 298 351 362 378 441 447 543 546 637 702 819 882 894 1043 1086 1267 1274 1323 1341 1629 1638 1911 1937 2086 2353 2457 2534 2646 2682 3129 3258 3801 3822 3874 4023 4706 4887 4914 5733 5811 6258 7059 7301 7602 8046 8869 9387 9774 11403 11466 11622 13559 14118 14602 16471 17199 17433 17738 18774 21177 21903 22201 22806 26607 26969 27118 28161 32942 34209 34398 34866 40677 42354 43806 44402 49413 52299 53214 53938 56322 63531 65709 66603 68418 79821 80907 81354 94913 98826 104598 115297 122031 127062 131418 133206 148239 155407 159642 161814 188783 189826 197127 199809 230594 239463 242721 244062 284739 288613 296478 310814 345891 350597 366093 377566 394254 399618 444717 466221 478926 485442 566349 569478 577226 599427 691782 701194 728163 732186 854217 865839 889434 932442 1037673 1051791 1087849 1132698 1198854 1321481 1398663 1456326 1699047 1708434 1731678 2020291 2075346 2103582 2175698 2454179 2562651 2597517 2642962 2797326 3113019 3155373 3263547 3398094 3964443 4018381 4040582 4195989 4908358 5097141 5125302 5195034 6060873 6226038 6310746 6527094 7362537 7792551 7928886 8036762 8391978 9466119 9790641 10194282 11893329 12055143 12121746 14142037 14725074 15585102 17179253 18182619 18932238 19581282 22087611 23786658 24110286 28128667 28284074 29371923 34358506 35679987 36165429 36365238 42426111 44175222 51537759 52238953 54547857 56257334 58743846 66262833 71359974 72330858 84386001 84852222 103075518 104477906 108496287 109095714 127278333 132525666 154613277 156716859 168772002 196900669 216992574 253158003 254556666 309226554 313433718 365672671 381834999 393801338 463839831 470150577 506316006 590702007 731345342 759474009 763669998 927679662 940301154 1097018013 1181404014 1410451731 1518948018 1772106021 2194036026 2559708697 2820903462 3291054039 3544212042 5119417394 5316318063 6582108078 7679126091 9873162117 10632636126 15358252182 19746324234 23037378273 46074756546 69112134819 138224269638
• Sum of all divisors σ(n): 389540380320
• Sum of proper divisors (its aliquot sum) s(n): 251316110682
• 138224269638 is an abundant number, because the sum of its proper divisors (251316110682) is greater than itself. Its abundance is 113091841044

Bases of 138224269638

• Binary: 10000000101110110011101111100101000110₂
• Hexadecimal: 0x202ECEF946
• Base-36: 1RHZ5T1I

Squares and roots of 138224269638

• 138224269638 squared (138224269638²) is 19105948716958528651044
• 138224269638 cubed (138224269638³) is 2640905807142675807525654266202072
• The square root of 138224269638 is 371785.2466653297
• The cube root of 138224269638 is 5170.4471257345

Scales and comparisons

• 138,224,269,638 seconds is equal to 4,395 years, 5 weeks, 2 days, 22 hours, 27 minutes, 18 seconds.
• To count from 1 to 138,224,269,638 would take you about eight thousand, seven hundred ninety 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 138224269638 cubic inches would be around 430.9 feet tall.

Recreational maths with 138224269638

• 138224269638 backwards is 836962422831
• 138224269638 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138224269638's digits is 54
• More coming soon!