13807465187970405

Names of 13807465187970405

• Cardinal: 13807465187970405 can be written as Thirteen quadrillion, eight hundred seven trillion, four hundred sixty-five billion, one hundred eighty-seven million, nine hundred seventy thousand, four hundred five.

Scientific notation

• Scientific notation: 1.3807465187970405 × 10¹⁶

Factors of 13807465187970405

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 4241924788977

Divisors of 13807465187970405

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 5 7 15 21 31 35 93 105 155 217 465 651 1085 3255 4241924788931 12725774366793 21209623944655 29693473522517 63628871833965 89080420567551 131499668456861 148467367612585 394499005370583 445402102837755 657498342284305 920497679198027 1972495026852915 2761493037594081 4602488395990135 13807465187970405
• Sum of all divisors σ(n): 26062385903198208
• Sum of proper divisors (its aliquot sum) s(n): 12254920715227803
• 13807465187970405 is a deficient number, because the sum of its proper divisors (12254920715227803) is less than itself. Its deficiency is 1552544472742602

Bases of 13807465187970405

• Binary: 110001000011011101000100000001110001110000110101100101₂
• Hexadecimal: 0x310DD101C70D65
• Base-36: 3RYC5XUQB8L

Squares and roots of 13807465187970405

• 13807465187970405 squared (13807465187970405²) is 190646094917014611479523155864025
• 13807465187970405 cubed (13807465187970405³) is 2632339318789180825711792102005686761263904180125
• The square root of 13807465187970405 is 117505170.8988604679
• The cube root of 13807465187970405 is 239904.2742545507

Scales and comparisons

• 13,807,465,187,970,405 seconds is equal to 439,034,683 years, 35 weeks, 3 days, 18 hours, 26 minutes, 45 seconds.
• To count from 1 to 13,807,465,187,970,405 would take you about one billion, three hundred seventeen million, one hundred four thousand and fifty-one 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 13807465187970405 cubic inches would be around 19992 feet tall.

Recreational maths with 13807465187970405

• 13807465187970405 backwards is 50407978156470831
• The number of decimal digits it has is: 17
• The sum of 13807465187970405's digits is 75
• More coming soon!