13040156018

Names of 13040156018

• Cardinal: 13040156018 can be written as Thirteen billion, forty million, one hundred fifty-six thousand and eighteen.

Scientific notation

• Scientific notation: 1.3040156018 × 10¹⁰

Factors of 13040156018

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 80749

Divisors of 13040156018

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 80747 161494 6520078009 13040156018
• Sum of all divisors σ(n): 19560476271
• Sum of proper divisors (its aliquot sum) s(n): 6520320253
• 13040156018 is a deficient number, because the sum of its proper divisors (6520320253) is less than itself. Its deficiency is 6519835765

Bases of 13040156018

• Binary: 1100001001010000001111110101110010₂
• Hexadecimal: 0x30940FD72
• Base-36: 5ZNRSS2

Squares and roots of 13040156018

• 13040156018 squared (13040156018²) is 170045668973781616324
• 13040156018 cubed (13040156018³) is 2217422053603294228325175637832
• The square root of 13040156018 is 114193.5025209403
• The cube root of 13040156018 is 2353.7532309397

Scales and comparisons

• 13,040,156,018 seconds is equal to 414 years, 33 weeks, 17 hours, 33 minutes, 38 seconds.
• To count from 1 to 13,040,156,018 would take you about eight hundred twenty-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 13040156018 cubic inches would be around 196.1 feet tall.

Recreational maths with 13040156018

• 13040156018 backwards is 81065104031
• The number of decimal digits it has is: 11
• The sum of 13040156018's digits is 29
• More coming soon!