12977487872

Names of 12977487872

• Cardinal: 12977487872 can be written as Twelve billion, nine hundred seventy-seven million, four hundred eighty-seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.2977487872 × 10¹⁰

Factors of 12977487872

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 2726

Divisors of 12977487872

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 32 64 128 256 331 512 662 1024 1324 2048 2393 2648 4096 4786 5296 8192 9572 10592 16384 19144 21184 38288 42368 76576 84736 153152 169472 306304 338944 612608 677888 792083 1225216 1355776 1584166 2450432 2711552 3168332 4900864 5423104 6336664 9801728 12673328 19603456 25346656 39206912 50693312 101386624 202773248 405546496 811092992 1622185984 3244371968 6488743936 12977487872
• Sum of all divisors σ(n): 26043473736
• Sum of proper divisors (its aliquot sum) s(n): 13065985864
• 12977487872 is an abundant number, because the sum of its proper divisors (13065985864) is greater than itself. Its abundance is 88497992

Bases of 12977487872

• Binary: 1100000101100001001100000000000000₂
• Hexadecimal: 0x30584C000
• Base-36: 5YMGLQ8

Squares and roots of 12977487872

• 12977487872 squared (12977487872²) is 168415191467907088384
• 12977487872 cubed (12977487872³) is 2185606104735322116726192078848
• The square root of 12977487872 is 113918.7775215307
• The cube root of 12977487872 is 2349.9766330557

Scales and comparisons

• 12,977,487,872 seconds is equal to 412 years, 33 weeks, 3 days, 9 hours, 44 minutes, 32 seconds.
• To count from 1 to 12,977,487,872 would take you about eight hundred twenty-five 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 12977487872 cubic inches would be around 195.8 feet tall.

Recreational maths with 12977487872

• 12977487872 backwards is 27878477921
• The number of decimal digits it has is: 11
• The sum of 12977487872's digits is 62
• More coming soon!