13121151

Names of 13121151

• Cardinal: 13121151 can be written as Thirteen million, one hundred twenty-one thousand, one hundred fifty-one.

Scientific notation

• Scientific notation: 1.3121151 × 10⁷

Factors of 13121151

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 4373720

Divisors of 13121151

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 4373717 13121151
• Sum of all divisors σ(n): 17494872
• Sum of proper divisors (its aliquot sum) s(n): 4373721
• 13121151 is a deficient number, because the sum of its proper divisors (4373721) is less than itself. Its deficiency is 8747430

Bases of 13121151

• Binary: 110010000011011001111111₂
• Hexadecimal: 0xC8367F
• Base-36: 7T8CF

Squares and roots of 13121151

• 13121151 squared (13121151²) is 172164603564801
• 13121151 cubed (13121151³) is 2258997760228892205951
• The square root of 13121151 is 3622.3129351287
• The cube root of 13121151 is 235.8616384705

Scales and comparisons

• 13,121,151 seconds is equal to 21 weeks, 4 days, 20 hours, 45 minutes, 51 seconds.
• To count from 1 to 13,121,151 would take you about thirty-two weeks!

  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 13121151 cubic inches would be around 19.7 feet tall.

Recreational maths with 13121151

• 13121151 backwards is 15112131
• The number of decimal digits it has is: 8
• The sum of 13121151's digits is 15
• More coming soon!