138711516915231

Names of 138711516915231

• Cardinal: 138711516915231 can be written as One hundred thirty-eight trillion, seven hundred eleven billion, five hundred sixteen million, nine hundred fifteen thousand, two hundred thirty-one.

Scientific notation

• Scientific notation: 1.38711516915231 × 10¹⁴

Factors of 138711516915231

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 215

Divisors of 138711516915231

• Number of divisors d(n): 168
• Complete list of divisors:
  1 3 9 13 27 39 81 117 169 199 243 351 507 597 729 1053 1521 1791 2187 2197 2587 3159 4563 5373 6561 6591 7761 9477 13689 16119 19683 19773 23283 28431 33631 39601 41067 48357 59049 59319 69849 85293 100893 118803 123201 145071 177147 177957 209547 255879 302679 356409 369603 435213 437203 514813 531441 533871 628641 767637 908037 1069227 1108809 1305639 1311609 1544439 1594323 1601613 1885923 2302911 2724111 3207681 3326427 3916917 3934827 4633317 4804839 5657769 6692569 6908733 8172333 9623043 9979281 11750751 11804481 13899951 14414517 16973307 20077707 20726199 24516999 28869129 29937843 35252253 35413443 41699853 43243551 50919921 60233121 73550997 86607387 87003397 89813529 105756759 106240329 125099559 129730653 152759763 180699363 220652991 259822161 261010191 269440587 317270277 318720987 375298677 389191959 458279289 542098089 661958973 779466483 783030573 956162961 1125896031 1167575877 1374837867 1626294267 1985876919 2338399449 2349091719 2868488883 3377688093 3502727631 4124513601 4878882801 5957630757 7015198347 7047275157 8605466649 10133064279 14636648403 17872892271 21045595041 21141825471 25816399947 30399192837 43909945209 53618676813 63136785123 63425476413 77449199841 91197578511 131729835627 190276429239 232347599523 273592735533 395189506881 570829287717 697042798569 820778206599 1185568520643 1712487863151 3556705561929 5137463589453 10670116685787 15412390768359 46237172305077 138711516915231
• Sum of all divisors σ(n): 226536622147920
• Sum of proper divisors (its aliquot sum) s(n): 87825105232689
• 138711516915231 is a deficient number, because the sum of its proper divisors (87825105232689) is less than itself. Its deficiency is 50886411682542

Bases of 138711516915231

• Binary: 11111100010100001001010101100010010011000011111₂
• Hexadecimal: 0x7E284AB1261F
• Base-36: 1D636VQUXR

Squares and roots of 138711516915231

• 138711516915231 squared (138711516915231²) is 19240884924924415838039783361
• 138711516915231 cubed (138711516915231³) is 2668932334727666257032406850180874241271391
• The square root of 138711516915231 is 11777585.3601335023
• The cube root of 138711516915231 is 51765.1536028295

Scales and comparisons

• 138,711,516,915,231 seconds is equal to 4,410,597 years, 9 weeks, 16 hours, 53 minutes, 51 seconds.
• To count from 1 to 138,711,516,915,231 would take you about eleven million, twenty-six thousand, four hundred ninety-two 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 138711516915231 cubic inches would be around 4313.8 feet tall.

Recreational maths with 138711516915231

• 138711516915231 backwards is 132519615117831
• The number of decimal digits it has is: 15
• The sum of 138711516915231's digits is 54
• More coming soon!