20908132121115

Names of 20908132121115

• Cardinal: 20908132121115 can be written as Twenty trillion, nine hundred eight billion, one hundred thirty-two million, one hundred twenty-one thousand, one hundred fifteen.

Scientific notation

• Scientific notation: 2.0908132121115 × 10¹³

Factors of 20908132121115

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1038358

Divisors of 20908132121115

• Number of divisors d(n): 60
• Complete list of divisors:
  1 3 5 9 15 27 45 81 135 223 405 669 1115 2007 3345 6021 10035 18063 30105 49729 90315 149187 248645 447561 745935 1038127 1342683 2237805 3114381 4028049 5190635 6713415 9343143 15571905 20140245 28029429 46715715 84088287 140147145 231502321 420441435 694506963 1157511605 2083520889 3472534815 6250562667 10417604445 18751688001 31252813335 51625017583 93758440005 154875052749 258125087915 464625158247 774375263745 1393875474741 2323125791235 4181626424223 6969377373705 20908132121115
• Sum of all divisors σ(n): 37648623396384
• Sum of proper divisors (its aliquot sum) s(n): 16740491275269
• 20908132121115 is a deficient number, because the sum of its proper divisors (16740491275269) is less than itself. Its deficiency is 4167640845846

Bases of 20908132121115

• Binary: 100110000010000001101110010011011101000011011₂
• Hexadecimal: 0x13040DC9BA1B
• Base-36: 7ET2A16OR

Squares and roots of 20908132121115

• 20908132121115 squared (20908132121115²) is 437149988794000829028843225
• 20908132121115 cubed (20908132121115³) is 9139989722448911034229896363434047195875
• The square root of 20908132121115 is 4572541.1010853691
• The cube root of 20908132121115 is 27548.9517624779

Scales and comparisons

• 20,908,132,121,115 seconds is equal to 664,813 years, 48 weeks, 1 day, 22 hours, 5 minutes, 15 seconds.
• To count from 1 to 20,908,132,121,115 would take you about one million, six hundred sixty-two thousand and thirty-four 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 20908132121115 cubic inches would be around 2295.7 feet tall.

Recreational maths with 20908132121115

• 20908132121115 backwards is 51112123180902
• The number of decimal digits it has is: 14
• The sum of 20908132121115's digits is 36
• More coming soon!