18808077005997055

Names of 18808077005997055

• Cardinal: 18808077005997055 can be written as Eighteen quadrillion, eight hundred eight trillion, seventy-seven billion, five million, nine hundred ninety-seven thousand and fifty-five.

Scientific notation

• Scientific notation: 1.8808077005997055 × 10¹⁶

Factors of 18808077005997055

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 111830743

Divisors of 18808077005997055

• Number of divisors d(n): 32
• Complete list of divisors:
  1 5 7 35 79 395 553 2765 60859 304295 426013 2130065 4807861 24039305 33655027 111769793 168275135 558848965 782388551 3911942755 8829813647 44149068235 61808695529 309043477645 6802197832187 34010989160935 47615384825309 238076924126545 537373628742773 2686868143713865 3761615401199411 18808077005997055
• Sum of all divisors σ(n): 26120869105305600
• Sum of proper divisors (its aliquot sum) s(n): 7312792099308545
• 18808077005997055 is a deficient number, because the sum of its proper divisors (7312792099308545) is less than itself. Its deficiency is 11495284906688510

Bases of 18808077005997055

• Binary: 1000010110100011101100010101100110110011100001111111111₂
• Hexadecimal: 0x42D1D8ACD9C3FF
• Base-36: 556WNAN7NY7

Squares and roots of 18808077005997055

• 18808077005997055 squared (18808077005997055²) is 353743760663515144462434668673025
• 18808077005997055 cubed (18808077005997055³) is 6653239890950384716321531670545908164863907941375
• The square root of 18808077005997055 is 137142542.6554322529
• The cube root of 18808077005997055 is 265938.6530376459

Scales and comparisons

• 18,808,077,005,997,055 seconds is equal to 598,038,671 years, 30 weeks, 4 days, 7 hours, 10 minutes, 55 seconds.
• To count from 1 to 18,808,077,005,997,055 would take you about one billion, seven hundred ninety-four million, one hundred sixteen thousand and fourteen 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 18808077005997055 cubic inches would be around 22161.6 feet tall.

Recreational maths with 18808077005997055

• 18808077005997055 backwards is 55079950077080881
• 18808077005997055 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18808077005997055's digits is 79
• More coming soon!