12118986123296991

Names of 12118986123296991

• Cardinal: 12118986123296991 can be written as Twelve quadrillion, one hundred eighteen trillion, nine hundred eighty-six billion, one hundred twenty-three million, two hundred ninety-six thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 1.2118986123296991 × 10¹⁶

Factors of 12118986123296991

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1772519

Divisors of 12118986123296991

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 97 211 291 633 20467 61401 119419 358257 1652789 4958367 11583643 25197409 34750929 75592227 160320533 348738479 480961599 1046215437 2444148673 7332446019 33827632463 101482897389 197374409591 592123228773 19145317730327 41646000423701 57435953190981 124938001271103 4039662041098997 12118986123296991
• Sum of all divisors σ(n): 16402750212307200
• Sum of proper divisors (its aliquot sum) s(n): 4283764089010209
• 12118986123296991 is a deficient number, because the sum of its proper divisors (4283764089010209) is less than itself. Its deficiency is 7835222034286782

Bases of 12118986123296991

• Binary: 101011000011100010011101010110111010101100000011011111₂
• Hexadecimal: 0x2B0E2756EAC0DF
• Base-36: 3BBTLD6V10F

Squares and roots of 12118986123296991

• 12118986123296991 squared (12118986123296991²) is 146869824656665030744399989654081
• 12118986123296991 cubed (12118986123296991³) is 1779913366945185763145359438724961306645318170271
• The square root of 12118986123296991 is 110086266.7333986351
• The cube root of 12118986123296991 is 229697.0562470485

Scales and comparisons

• 12,118,986,123,296,991 seconds is equal to 385,346,272 years, 12 weeks, 1 day, 17 hours, 9 minutes, 51 seconds.
• To count from 1 to 12,118,986,123,296,991 would take you about one billion, one hundred fifty-six million, thirty-eight thousand, eight hundred sixteen 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 12118986123296991 cubic inches would be around 19141.4 feet tall.

Recreational maths with 12118986123296991

• 12118986123296991 backwards is 19969232168981121
• The number of decimal digits it has is: 17
• The sum of 12118986123296991's digits is 78
• More coming soon!