13121497297

Names of 13121497297

• Cardinal: 13121497297 can be written as Thirteen billion, one hundred twenty-one million, four hundred ninety-seven thousand, two hundred ninety-seven.

Scientific notation

• Scientific notation: 1.3121497297 × 10¹⁰

Factors of 13121497297

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 243938

Divisors of 13121497297

• Number of divisors d(n): 4
• Complete list of divisors:
  1 80077 163861 13121497297
• Sum of all divisors σ(n): 13121741236
• Sum of proper divisors (its aliquot sum) s(n): 243939
• 13121497297 is a deficient number, because the sum of its proper divisors (243939) is less than itself. Its deficiency is 13121253358

Bases of 13121497297

• Binary: 1100001110000110100010100011010001₂
• Hexadecimal: 0x30E1A28D1
• Base-36: 6107841

Squares and roots of 13121497297

• 13121497297 squared (13121497297²) is 172173691315178306209
• 13121497297 cubed (13121497297³) is 2259176625206624519994431817073
• The square root of 13121497297 is 114549.1043046605
• The cube root of 13121497297 is 2358.6371342717

Scales and comparisons

• 13,121,497,297 seconds is equal to 417 years, 11 weeks, 4 days, 4 hours, 21 minutes, 37 seconds.
• To count from 1 to 13,121,497,297 would take you about eight hundred thirty-four 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 13121497297 cubic inches would be around 196.6 feet tall.

Recreational maths with 13121497297

• 13121497297 backwards is 79279412131
• The number of decimal digits it has is: 11
• The sum of 13121497297's digits is 46
• More coming soon!