121985768660589635298

Names of 121985768660589635298

• Cardinal: 121985768660589635298 can be written as One hundred twenty-one quintillion, nine hundred eighty-five quadrillion, seven hundred sixty-eight trillion, six hundred sixty billion, five hundred eighty-nine million, six hundred thirty-five thousand, two hundred ninety-eight.

Scientific notation

• Scientific notation: 1.21985768660589635298 × 10²⁰

Factors of 121985768660589635298

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 2904423063347372281

Divisors of 121985768660589635298

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 6 7 14 21 42 2904423063347372269 5808846126694744538 8713269190042116807 17426538380084233614 20330961443431605883 40661922886863211766 60992884330294817649 121985768660589635298
• Sum of all divisors σ(n): 278824614081347737920
• Sum of proper divisors (its aliquot sum) s(n): 156838845420758102622
• 121985768660589635298 is an abundant number, because the sum of its proper divisors (156838845420758102622) is greater than itself. Its abundance is 34853076760168467324

Bases of 121985768660589635298

• Binary: 1101001110011100100100000100100100111011011011011000110011011100010₂
• Hexadecimal: 0x69CE48249DB6C66E2
• Base-36: PQSGQ20NQW1R6

Squares and roots of 121985768660589635298

• 121985768660589635298 squared (121985768660589635298²) is 14880527755714892425711543991144647548804
• 121985768660589635298 cubed (121985768660589635298³) is 1815212616356119944777272862993656433588899487301184016083592
• The square root of 121985768660589635298 is 11044716775.9336244239
• The cube root of 121985768660589635298 is 4959482.8070870589

Scales and comparisons

• 121,985,768,660,589,635,298 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 121,985,768,660,589,635,298 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 121985768660589635298 cubic inches would be around 413290.2 feet tall.

Recreational maths with 121985768660589635298

• 121985768660589635298 backwards is 892536985066867589121
• The number of decimal digits it has is: 21
• The sum of 121985768660589635298's digits is 114
• More coming soon!