138343140078

Names of 138343140078

• Cardinal: 138343140078 can be written as One hundred thirty-eight billion, three hundred forty-three million, one hundred forty thousand and seventy-eight.

Scientific notation

• Scientific notation: 1.38343140078 × 10¹¹

Factors of 138343140078

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7662

Divisors of 138343140078

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 11 13 22 26 31 33 39 53 62 66 78 93 106 143 159 169 186 286 318 338 341 403 429 507 583 682 689 806 858 1014 1023 1166 1209 1378 1643 1749 1859 2046 2067 2418 3286 3498 3718 4134 4433 4929 5239 5577 7549 7579 8866 8957 9858 10478 11154 13299 15098 15158 15717 17914 18073 21359 22647 22737 26598 26871 31434 36146 42718 45294 45474 53742 54219 57629 64077 83039 98137 98527 108438 115258 128154 166078 172887 196274 197054 234019 234949 249117 277667 294411 295581 345774 400097 468038 469898 498234 555334 588822 591162 702057 704847 800194 833001 1079507 1200291 1275781 1404114 1409694 1666002 2159014 2400582 2551562 2574209 3042247 3054337 3238521 3827343 4401067 5148418 5201261 6084494 6108674 6477042 7654686 7722627 8802134 9126741 9163011 10402522 12403007 13203201 14033591 15445254 15603783 18253482 18326022 24806014 26406402 28067182 31207566 33464717 37209021 39549211 42100773 57213871 66929434 67616393 74418042 79098422 84201546 100394151 114427742 118647633 135232786 136433077 161239091 171641613 200788302 202849179 237295266 272866154 322478182 343283226 405698358 409299231 435041321 483717273 743780323 818598462 870082642 967434546 1305123963 1487560646 1773630001 2096108183 2231340969 2610247926 3547260002 4192216366 4462681938 5320890003 6288324549 10641780006 12576649098 23057190013 46114380026 69171570039 138343140078
• Sum of all divisors σ(n): 343798732800
• Sum of proper divisors (its aliquot sum) s(n): 205455592722
• 138343140078 is an abundant number, because the sum of its proper divisors (205455592722) is greater than itself. Its abundance is 67112452644

Bases of 138343140078

• Binary: 10000000110101111001001100101011101110₂
• Hexadecimal: 0x2035E4CAEE
• Base-36: 1RJXXM26

Squares and roots of 138343140078

• 138343140078 squared (138343140078²) is 19138824406641129846084
• 138343140078 cubed (138343140078³) is 2647725065816199059772985391754552
• The square root of 138343140078 is 371945.0766954713
• The cube root of 138343140078 is 5171.9288655789

Scales and comparisons

• 138,343,140,078 seconds is equal to 4,398 years, 45 weeks, 6 days, 18 hours, 1 minute, 18 seconds.
• To count from 1 to 138,343,140,078 would take you about eight thousand, seven hundred ninety-seven 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 138343140078 cubic inches would be around 431 feet tall.

Recreational maths with 138343140078

• 138343140078 backwards is 870041343831
• The number of decimal digits it has is: 12
• The sum of 138343140078's digits is 42
• More coming soon!