12988153856

Names of 12988153856

• Cardinal: 12988153856 can be written as Twelve billion, nine hundred eighty-eight million, one hundred fifty-three thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.2988153856 × 10¹⁰

Factors of 12988153856

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 3250

Divisors of 12988153856

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 16 32 64 127 128 254 256 508 512 1016 1024 2032 2048 3121 4064 4096 6242 8128 8192 12484 16256 16384 24968 32512 32768 49936 65024 99872 130048 199744 260096 396367 399488 520192 792734 798976 1040384 1585468 1597952 2080768 3170936 3195904 4161536 6341872 6391808 12683744 12783616 25367488 25567232 50734976 51134464 101469952 102268928 202939904 405879808 811759616 1623519232 3247038464 6494076928 12988153856
• Sum of all divisors σ(n): 26188834560
• Sum of proper divisors (its aliquot sum) s(n): 13200680704
• 12988153856 is an abundant number, because the sum of its proper divisors (13200680704) is greater than itself. Its abundance is 212526848

Bases of 12988153856

• Binary: 1100000110001001111000000000000000₂
• Hexadecimal: 0x306278000
• Base-36: 5YST7NK

Squares and roots of 12988153856

• 12988153856 squared (12988153856²) is 168692140587127668736
• 12988153856 cubed (12988153856³) is 2190999476243596334657769046016
• The square root of 12988153856 is 113965.5818920783
• The cube root of 12988153856 is 2350.6202591505

Scales and comparisons

• 12,988,153,856 seconds is equal to 412 years, 51 weeks, 20 hours, 30 minutes, 56 seconds.
• To count from 1 to 12,988,153,856 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 12988153856 cubic inches would be around 195.9 feet tall.

Recreational maths with 12988153856

• 12988153856 backwards is 65835188921
• The number of decimal digits it has is: 11
• The sum of 12988153856's digits is 56
• More coming soon!