12998072720656

Names of 12998072720656

• Cardinal: 12998072720656 can be written as Twelve trillion, nine hundred ninety-eight billion, seventy-two million, seven hundred twenty thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 1.2998072720656 × 10¹³

Factors of 12998072720656

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8380

Divisors of 12998072720656

• Number of divisors d(n): 45
• Complete list of divisors:
  1 2 4 8 16 109 218 436 872 1744 8269 11881 16538 23762 33076 47524 66152 95048 132304 190096 901321 1802642 3605284 7210568 14421136 68376361 98243989 136752722 196487978 273505444 392975956 547010888 785951912 1094021776 1571903824 7453023349 14906046698 29812093396 59624186792 119248373584 812379545041 1624759090082 3249518180164 6499036360328 12998072720656
• Sum of all divisors σ(n): 25420003419951
• Sum of proper divisors (its aliquot sum) s(n): 12421930699295
• 12998072720656 is a deficient number, because the sum of its proper divisors (12421930699295) is less than itself. Its deficiency is 576142021361

Bases of 12998072720656

• Binary: 10111101001001011001100000011101110100010000₂
• Hexadecimal: 0xBD25981DD10
• Base-36: 4LV8CWB9S

Squares and roots of 12998072720656

• 12998072720656 squared (12998072720656²) is 168949894451461669809070336
• 12998072720656 cubed (12998072720656³) is 2196023014227254425231083598317584060416
• 12998072720656 is a perfect square number. Its square root is 3605284
• The cube root of 12998072720656 is 23512.1848508649

Scales and comparisons

• 12,998,072,720,656 seconds is equal to 413,298 years, 26 weeks, 2 days, 11 hours, 44 minutes, 16 seconds.
• To count from 1 to 12,998,072,720,656 would take you about one million, thirty-three thousand, two hundred forty-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 12998072720656 cubic inches would be around 1959.3 feet tall.

Recreational maths with 12998072720656

• 12998072720656 backwards is 65602727089921
• The number of decimal digits it has is: 14
• The sum of 12998072720656's digits is 64
• More coming soon!