12798268938

Names of 12798268938

• Cardinal: 12798268938 can be written as Twelve billion, seven hundred ninety-eight million, two hundred sixty-eight thousand, nine hundred thirty-eight.

Scientific notation

• Scientific notation: 1.2798268938 × 10¹⁰

Factors of 12798268938

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4563

Divisors of 12798268938

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 19 21 26 38 39 42 49 57 63 78 91 98 114 117 126 133 147 169 171 182 234 247 266 273 294 338 342 399 441 494 507 546 637 741 798 819 882 931 1014 1183 1197 1274 1482 1521 1638 1729 1862 1911 2223 2366 2394 2793 3042 3211 3458 3549 3822 4446 4519 5187 5586 5733 6422 7098 8281 8379 9038 9633 10374 10647 11466 12103 13557 15561 16562 16758 19266 21294 22477 24206 24843 27114 28899 31122 31633 36309 40671 44954 49686 57798 58747 63266 67431 72618 74529 81342 85861 94899 108927 117494 134862 149058 157339 171722 176241 189798 202293 217854 221431 257583 284697 314678 352482 404586 411229 442862 472017 515166 528723 569394 601027 664293 763711 772749 822458 944034 1057446 1116193 1202054 1233687 1328586 1416051 1527422 1545498 1803081 1992879 2232386 2291133 2467374 2832102 2878603 3348579 3606162 3701061 3985758 4207189 4582266 5345977 5409243 5757206 6697158 6873399 7402122 7813351 8414378 8635809 10045737 10691954 10818486 12621567 13746798 14510509 15626702 16037931 17271618 20091474 23440053 25243134 25907427 29021018 32075862 37421839 37864701 43531527 46880106 48113793 51814854 54693457 70320159 74843678 75729402 87063054 96227586 101573563 109386914 112265517 130594581 140640318 164080371 203147126 224531034 261189162 304720689 328160742 336796551 492241113 609441378 673593102 711014941 914162067 984482226 1422029882 1828324134 2133044823 4266089646 6399134469 12798268938
• Sum of all divisors σ(n): 36775533600
• Sum of proper divisors (its aliquot sum) s(n): 23977264662
• 12798268938 is an abundant number, because the sum of its proper divisors (23977264662) is greater than itself. Its abundance is 11178995724

Bases of 12798268938

• Binary: 1011111010110101100001011000001010₂
• Hexadecimal: 0x2FAD6160A
• Base-36: 5VNRBII

Squares and roots of 12798268938

• 12798268938 squared (12798268938²) is 163795687809375647844
• 12798268938 cubed (12798268938³) is 2096301263469077618975491869672
• The square root of 12798268938 is 113129.4344456825
• The cube root of 12798268938 is 2339.1087346497

Scales and comparisons

• 12,798,268,938 seconds is equal to 406 years, 49 weeks, 1 day, 2 hours, 42 minutes, 18 seconds.
• To count from 1 to 12,798,268,938 would take you about eight hundred thirteen 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 12798268938 cubic inches would be around 194.9 feet tall.

Recreational maths with 12798268938

• 12798268938 backwards is 83986289721
• 12798268938 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12798268938's digits is 63
• More coming soon!