138631811072

Names of 138631811072

• Cardinal: 138631811072 can be written as One hundred thirty-eight billion, six hundred thirty-one million, eight hundred eleven thousand and seventy-two.

Scientific notation

• Scientific notation: 1.38631811072 × 10¹¹

Factors of 138631811072

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 102

Divisors of 138631811072

• Number of divisors d(n): 156
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 83 128 136 166 256 272 289 332 512 544 578 664 1024 1088 1156 1328 1411 2048 2176 2312 2656 2822 4096 4352 4624 4913 5312 5644 6889 8704 9248 9826 10624 11288 13778 17408 18496 19652 21248 22576 23987 27556 34816 36992 39304 42496 45152 47974 55112 69632 73984 78608 84992 90304 95948 110224 117113 147968 157216 169984 180608 191896 220448 234226 295936 314432 339968 361216 383792 407779 440896 468452 591872 628864 722432 767584 815558 881792 936904 1183744 1257728 1444864 1535168 1631116 1763584 1873808 1990921 2515456 2889728 3070336 3262232 3527168 3747616 3981842 5030912 5779456 6140672 6524464 7054336 7495232 7963684 10061824 12281344 13048928 14108672 14990464 15927368 20123648 24562688 26097856 28217344 29980928 31854736 33845657 49125376 52195712 59961856 63709472 67691314 98250752 104391424 119923712 127418944 135382628 208782848 239847424 254837888 270765256 417565696 479694848 509675776 541530512 835131392 1019351552 1083061024 1670262784 2038703104 2166122048 4077406208 4332244096 8154812416 8664488192 17328976384 34657952768 69315905536 138631811072
• Sum of all divisors σ(n): 298144700460
• Sum of proper divisors (its aliquot sum) s(n): 159512889388
• 138631811072 is an abundant number, because the sum of its proper divisors (159512889388) is greater than itself. Its abundance is 20881078316

Bases of 138631811072

• Binary: 10000001000111000110011001000000000000₂
• Hexadecimal: 0x2047199000
• Base-36: 1ROPSU0W

Squares and roots of 138631811072

• 138631811072 squared (138631811072²) is 19218779041102701789184
• 138631811072 cubed (138631811072³) is 2664334145060663076986912661045248
• The square root of 138631811072 is 372332.9304157773
• The cube root of 138631811072 is 5175.5236676325

Scales and comparisons

• 138,631,811,072 seconds is equal to 4,408 years, 3 weeks, 1 day, 20 hours, 24 minutes, 32 seconds.
• To count from 1 to 138,631,811,072 would take you about eight thousand, eight hundred sixteen 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 138631811072 cubic inches would be around 431.3 feet tall.

Recreational maths with 138631811072

• 138631811072 backwards is 270118136831
• The number of decimal digits it has is: 12
• The sum of 138631811072's digits is 41
• More coming soon!