13064862721

Names of 13064862721

• Cardinal: 13064862721 can be written as Thirteen billion, sixty-four million, eight hundred sixty-two thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.3064862721 × 10¹⁰

Factors of 13064862721

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 98471

Divisors of 13064862721

• Number of divisors d(n): 8
• Complete list of divisors:
  1 71 1907 96493 135397 6851003 184012151 13064862721
• Sum of all divisors σ(n): 13255959744
• Sum of proper divisors (its aliquot sum) s(n): 191097023
• 13064862721 is a deficient number, because the sum of its proper divisors (191097023) is less than itself. Its deficiency is 12873765698

Bases of 13064862721

• Binary: 1100001010101110011111110000000001₂
• Hexadecimal: 0x30AB9FC01
• Base-36: 602HCLD

Squares and roots of 13064862721

• 13064862721 squared (13064862721²) is 170690637918575523841
• 13064862721 cubed (13064862721³) is 2230049752166106394853327631361
• The square root of 13064862721 is 114301.6304389399
• The cube root of 13064862721 is 2355.2388162721

Scales and comparisons

• 13,064,862,721 seconds is equal to 415 years, 21 weeks, 6 days, 16 hours, 32 minutes, 1 second.
• To count from 1 to 13,064,862,721 would take you about eight hundred thirty 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 13064862721 cubic inches would be around 196.3 feet tall.

Recreational maths with 13064862721

• 13064862721 backwards is 12726846031
• The number of decimal digits it has is: 11
• The sum of 13064862721's digits is 40
• More coming soon!