12788149948

Names of 12788149948

• Cardinal: 12788149948 can be written as Twelve billion, seven hundred eighty-eight million, one hundred forty-nine thousand, nine hundred forty-eight.

Scientific notation

• Scientific notation: 1.2788149948 × 10¹⁰

Factors of 12788149948

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 123

Divisors of 12788149948

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 7 14 28 43 49 71 86 98 142 172 196 284 301 343 497 602 686 994 1204 1372 1849 1988 2107 3053 3479 3698 4214 5041 6106 6958 7396 8428 10082 12212 12943 13916 14749 20164 21371 24353 25886 29498 35287 42742 48706 51772 58996 70574 85484 90601 97412 131279 141148 149597 181202 216763 247009 262558 299194 362404 433526 494018 525116 598388 634207 867052 918953 988036 1047179 1268414 1517341 1729063 1837906 2094358 2536828 3034682 3458126 3675812 4188716 6069364 6432671 6916252 9320809 10621387 12865342 18641618 21242774 25730684 37283236 42485548 45028697 65245663 74349709 90057394 130491326 148699418 180114788 260982652 297398836 456719641 913439282 1826878564 3197037487 6394074974 12788149948
• Sum of all divisors σ(n): 27100945200
• Sum of proper divisors (its aliquot sum) s(n): 14312795252
• 12788149948 is an abundant number, because the sum of its proper divisors (14312795252) is greater than itself. Its abundance is 1524645304

Bases of 12788149948

• Binary: 1011111010001110111010111010111100₂
• Hexadecimal: 0x2FA3BAEBC
• Base-36: 5VHQFNG

Squares and roots of 12788149948

• 12788149948 squared (12788149948²) is 163536779092532402704
• 12788149948 cubed (12788149948³) is 2091332853048255732827472659392
• The square root of 12788149948 is 113084.7025375227
• The cube root of 12788149948 is 2338.4920976433

Scales and comparisons

• 12,788,149,948 seconds is equal to 406 years, 32 weeks, 2 days, 23 hours, 52 minutes, 28 seconds.
• To count from 1 to 12,788,149,948 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 12788149948 cubic inches would be around 194.9 feet tall.

Recreational maths with 12788149948

• 12788149948 backwards is 84994188721
• The number of decimal digits it has is: 11
• The sum of 12788149948's digits is 61
• More coming soon!