12731109312

Names of 12731109312

• Cardinal: 12731109312 can be written as Twelve billion, seven hundred thirty-one million, one hundred nine thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.2731109312 × 10¹⁰

Factors of 12731109312

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5695

Divisors of 12731109312

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 109 192 218 327 436 654 872 1308 1744 2616 3488 5232 5581 6976 10464 11162 11881 16743 20928 22324 23762 33486 35643 44648 47524 66972 71286 89296 95048 133944 142572 178592 190096 267888 285144 357184 380192 535776 570288 608329 760384 1071552 1140576 1216658 1824987 2281152 2433316 3649974 4866632 7299948 9733264 14599896 19466528 29199792 38933056 58399584 66307861 116799168 132615722 198923583 265231444 397847166 530462888 795694332 1060925776 1591388664 2121851552 3182777328 4243703104 6365554656 12731109312
• Sum of all divisors σ(n): 34002351096
• Sum of proper divisors (its aliquot sum) s(n): 21271241784
• 12731109312 is an abundant number, because the sum of its proper divisors (21271241784) is greater than itself. Its abundance is 8540132472

Bases of 12731109312

• Binary: 1011110110110101010100111111000000₂
• Hexadecimal: 0x2F6D54FC0
• Base-36: 5UJRUTC

Squares and roots of 12731109312

• 12731109312 squared (12731109312²) is 162081144314093113344
• 12731109312 cubed (12731109312³) is 2063472765676766688128869859328
• The square root of 12731109312 is 112832.2175267331
• The cube root of 12731109312 is 2335.0100225929

Scales and comparisons

• 12,731,109,312 seconds is equal to 404 years, 42 weeks, 19 hours, 15 minutes, 12 seconds.
• To count from 1 to 12,731,109,312 would take you about eight hundred nine 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 12731109312 cubic inches would be around 194.6 feet tall.

Recreational maths with 12731109312

• 12731109312 backwards is 21390113721
• The number of decimal digits it has is: 11
• The sum of 12731109312's digits is 30
• More coming soon!