13781486628

Names of 13781486628

• Cardinal: 13781486628 can be written as Thirteen billion, seven hundred eighty-one million, four hundred eighty-six thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3781486628 × 10¹⁰

Factors of 13781486628

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2062

Divisors of 13781486628

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 17 18 21 26 28 34 36 39 42 51 52 63 68 78 84 91 102 117 119 126 131 153 156 182 204 221 234 238 252 262 273 306 357 364 393 442 468 476 524 546 612 663 714 786 819 884 917 1071 1092 1179 1326 1428 1547 1572 1638 1703 1834 1889 1989 2142 2227 2358 2652 2751 3094 3276 3406 3668 3778 3978 4284 4454 4641 4716 5109 5502 5667 6188 6681 6812 7556 7956 8253 8908 9282 10218 11004 11334 11921 13223 13362 13923 15327 15589 16506 17001 18564 20043 20436 22668 23842 24557 26446 26724 27846 28951 30654 31178 32113 33012 34002 35763 39669 40086 46767 47684 49114 52892 55692 57902 61308 62356 64226 68004 71526 73671 79338 80172 86853 93534 96339 98228 107289 115804 119007 128452 140301 143052 147342 158676 171899 173706 187068 192678 202657 214578 221013 224791 238014 247459 260559 280602 289017 294684 343798 347412 385356 405314 417469 429156 442026 449582 476028 494918 515697 521118 561204 578034 607971 674373 687596 742377 810628 834938 884052 899164 989836 1031394 1042236 1156068 1215942 1252407 1348746 1484754 1547091 1669876 1732213 1823913 2023119 2062788 2227131 2431884 2504814 2697492 2922283 2969508 3094182 3216967 3464426 3647826 3757221 4046238 4206803 4454262 5009628 5196639 5844566 6188364 6433934 6928852 7295652 7514442 8092476 8413606 8766849 8908524 9650901 10393278 11689132 12620409 12867868 15028884 15589917 16827212 17533698 19301802 20786556 22518769 25240818 26300547 28952703 29447621 31179834 35067396 37861227 38603604 45037538 50481636 52601094 54688439 57905406 58895242 62359668 67556307 75722454 88342863 90075076 105202188 109376878 115810812 117790484 135112614 151444908 164065317 176685726 202668921 218753756 265028589 270225228 328130634 353371452 382819073 405337842 492195951 530057178 656261268 765638146 810675684 984391902 1060114356 1148457219 1531276292 1968783804 2296914438 3445371657 4593828876 6890743314 13781486628
• Sum of all divisors σ(n): 45768602880
• Sum of proper divisors (its aliquot sum) s(n): 31987116252
• 13781486628 is an abundant number, because the sum of its proper divisors (31987116252) is greater than itself. Its abundance is 18205629624

Bases of 13781486628

• Binary: 1100110101011100001100110000100100₂
• Hexadecimal: 0x33570CC24
• Base-36: 6BX5350

Squares and roots of 13781486628

• 13781486628 squared (13781486628²) is 189929373677742810384
• 13781486628 cubed (13781486628³) is 2617509123604227722530235545152
• The square root of 13781486628 is 117394.5766549715
• The cube root of 13781486628 is 2397.5372090567

Scales and comparisons

• 13,781,486,628 seconds is equal to 438 years, 10 weeks, 5 days, 22 hours, 43 minutes, 48 seconds.
• To count from 1 to 13,781,486,628 would take you about eight hundred seventy-six 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 13781486628 cubic inches would be around 199.8 feet tall.

Recreational maths with 13781486628

• 13781486628 backwards is 82668418731
• The number of decimal digits it has is: 11
• The sum of 13781486628's digits is 54
• More coming soon!