13878057913

Names of 13878057913

• Cardinal: 13878057913 can be written as Thirteen billion, eight hundred seventy-eight million, fifty-seven thousand, nine hundred thirteen.

Scientific notation

• Scientific notation: 1.3878057913 × 10¹⁰

Factors of 13878057913

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 20447

Divisors of 13878057913

• Number of divisors d(n): 8
• Complete list of divisors:
  1 227 3701 16519 840127 3749813 61136819 13878057913
• Sum of all divisors σ(n): 13943805120
• Sum of proper divisors (its aliquot sum) s(n): 65747207
• 13878057913 is a deficient number, because the sum of its proper divisors (65747207) is less than itself. Its deficiency is 13812310706

Bases of 13878057913

• Binary: 1100111011001100100101101110111001₂
• Hexadecimal: 0x33B325BB9
• Base-36: 6DIMY0P

Squares and roots of 13878057913

• 13878057913 squared (13878057913²) is 192600491436581915569
• 13878057913 cubed (13878057913³) is 2672920774229144391035058347497
• The square root of 13878057913 is 117805.1692965975
• The cube root of 13878057913 is 2403.1242825397

Scales and comparisons

• 13,878,057,913 seconds is equal to 441 years, 14 weeks, 3 days, 16 hours, 5 minutes, 13 seconds.
• To count from 1 to 13,878,057,913 would take you about eight hundred eighty-two 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 13878057913 cubic inches would be around 200.3 feet tall.

Recreational maths with 13878057913

• 13878057913 backwards is 31975087831
• The number of decimal digits it has is: 11
• The sum of 13878057913's digits is 52
• More coming soon!