90195799881816

Names of 90195799881816

• Cardinal: 90195799881816 can be written as Ninety trillion, one hundred ninety-five billion, seven hundred ninety-nine million, eight hundred eighty-one thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 9.0195799881816 × 10¹³

Factors of 90195799881816

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 646204

Divisors of 90195799881816

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 646199 1292398 1938597 2584796 3877194 5169592 5815791 7754388 11631582 15508776 17447373 23263164 34894746 46526328 69789492 139578984 417573147601 835146295202 1252719442803 1670292590404 2505438885606 3340585180808 3758158328409 5010877771212 7516316656818 10021755542424 11274474985227 15032633313636 22548949970454 30065266627272 45097899940908 90195799881816
• Sum of all divisors σ(n): 250544276280600
• Sum of proper divisors (its aliquot sum) s(n): 160348476398784
• 90195799881816 is an abundant number, because the sum of its proper divisors (160348476398784) is greater than itself. Its abundance is 70152676516968

Bases of 90195799881816

• Binary: 10100100000100001011000100111001011100001011000₂
• Hexadecimal: 0x5208589CB858
• Base-36: VYZDMGO60

Squares and roots of 90195799881816

• 90195799881816 squared (90195799881816²) is 8135282316320599159567457856
• 90195799881816 cubed (90195799881816³) is 733768295784929292404480824213884360746496
• The square root of 90195799881816 is 9497146.9337804815
• The cube root of 90195799881816 is 44846.5223903191

Scales and comparisons

• 90,195,799,881,816 seconds is equal to 2,867,947 years, 23 weeks, 3 minutes, 36 seconds.
• To count from 1 to 90,195,799,881,816 would take you about seven million, one hundred sixty-nine thousand, eight hundred sixty-eight 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 90195799881816 cubic inches would be around 3737.2 feet tall.

Recreational maths with 90195799881816

• 90195799881816 backwards is 61818899759109
• The number of decimal digits it has is: 14
• The sum of 90195799881816's digits is 81
• More coming soon!