13144647997

Names of 13144647997

• Cardinal: 13144647997 can be written as Thirteen billion, one hundred forty-four million, six hundred forty-seven thousand, nine hundred ninety-seven.

Scientific notation

• Scientific notation: 1.3144647997 × 10¹⁰

Factors of 13144647997

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 65039

Divisors of 13144647997

• Number of divisors d(n): 8
• Complete list of divisors:
  1 13 25733 39293 334529 510809 1011126769 13144647997
• Sum of all divisors σ(n): 14156685144
• Sum of proper divisors (its aliquot sum) s(n): 1012037147
• 13144647997 is a deficient number, because the sum of its proper divisors (1012037147) is less than itself. Its deficiency is 12132610850

Bases of 13144647997

• Binary: 1100001111011110110110100100111101₂
• Hexadecimal: 0x30F7B693D
• Base-36: 61DZFB1

Squares and roots of 13144647997

• 13144647997 squared (13144647997²) is 172781770965036112009
• 13144647997 cubed (13144647997³) is 2271155559633674686751769495973
• The square root of 13144647997 is 114650.1111948873
• The cube root of 13144647997 is 2360.0234602787

Scales and comparisons

• 13,144,647,997 seconds is equal to 417 years, 49 weeks, 6 days, 3 hours, 6 minutes, 37 seconds.
• To count from 1 to 13,144,647,997 would take you about eight hundred thirty-five 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 13144647997 cubic inches would be around 196.7 feet tall.

Recreational maths with 13144647997

• 13144647997 backwards is 79974644131
• The number of decimal digits it has is: 11
• The sum of 13144647997's digits is 55
• More coming soon!