138808005475968

Names of 138808005475968

• Cardinal: 138808005475968 can be written as One hundred thirty-eight trillion, eight hundred eight billion, five million, four hundred seventy-five thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38808005475968 × 10¹⁴

Factors of 138808005475968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4899760

Divisors of 138808005475968

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 64 68 72 96 102 128 136 144 153 192 204 272 288 306 384 408 544 576 612 816 1088 1152 1224 1447 1632 2176 2448 2894 3264 4341 4896 5788 6528 8682 9792 11576 13023 17364 19584 23152 24599 26046 34728 46304 49198 52092 69456 73797 92608 98396 104184 138912 147594 185216 196792 208368 221391 277824 295188 393584 416736 442782 555648 590376 787168 833472 885564 1180752 1574336 1666944 1771128 2361504 3148672 3542256 4723008 4898291 7084512 9446016 9796582 14169024 14694873 19593164 28338048 29389746 39186328 44084619 58779492 78372656 83270947 88169238 117558984 156745312 166541894 176338476 235117968 249812841 313490624 333083788 352676952 470235936 499625682 626981248 666167576 705353904 749438523 940471872 999251364 1332335152 1410707808 1498877046 1880943744 1998502728 2664670304 2821415616 2997754092 3997005456 5329340608 5642831232 5995508184 7087827077 7994010912 10658681216 11991016368 14175654154 15988021824 21263481231 23982032736 28351308308 31976043648 42526962462 47964065472 56702616616 63790443693 85053924924 95928130944 113405233232 120493060309 127580887386 170107849848 226810466464 240986120618 255161774772 340215699696 361479180927 453620932928 481972241236 510323549544 680431399392 722958361854 907241865856 963944482472 1020647099088 1084437542781 1360862798784 1445916723708 1927888964944 2041294198176 2168875085562 2721725597568 2891833447416 3855777929888 4082588396352 4337750171124 5783666894832 7711555859776 8165176792704 8675500342248 11567333789664 15423111719552 17351000684496 23134667579328 34702001368992 46269335158656 69404002737984 138808005475968
• Sum of all divisors σ(n): 423223009110720
• Sum of proper divisors (its aliquot sum) s(n): 284415003634752
• 138808005475968 is an abundant number, because the sum of its proper divisors (284415003634752) is greater than itself. Its abundance is 145606998158784

Bases of 138808005475968

• Binary: 11111100011111011000001110110111011111010000000₂
• Hexadecimal: 0x7E3EC1DBBE80
• Base-36: 1D7BIMJKW0

Squares and roots of 138808005475968

• 138808005475968 squared (138808005475968²) is 19267662384216362274225537024
• 138808005475968 cubed (138808005475968³) is 2674505785737407465333203233293657526239232
• The square root of 138808005475968 is 11781680.9274384951
• The cube root of 138808005475968 is 51777.1535376611

Scales and comparisons

• 138,808,005,475,968 seconds is equal to 4,413,665 years, 11 weeks, 10 hours, 52 minutes, 48 seconds.
• To count from 1 to 138,808,005,475,968 would take you about eleven million, thirty-four thousand, one hundred sixty-three 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 138808005475968 cubic inches would be around 4314.8 feet tall.

Recreational maths with 138808005475968

• 138808005475968 backwards is 869574500808831
• 138808005475968 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138808005475968's digits is 72
• More coming soon!