13161331

Names of 13161331

• Cardinal: 13161331 can be written as Thirteen million, one hundred sixty-one thousand, three hundred thirty-one.

Scientific notation

• Scientific notation: 1.3161331 × 10⁷

Factors of 13161331

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 8645

Divisors of 13161331

• Number of divisors d(n): 8
• Complete list of divisors:
  1 29 53 1537 8563 248327 453839 13161331
• Sum of all divisors σ(n): 13873680
• Sum of proper divisors (its aliquot sum) s(n): 712349
• 13161331 is a deficient number, because the sum of its proper divisors (712349) is less than itself. Its deficiency is 12448982

Bases of 13161331

• Binary: 110010001101001101110011₂
• Hexadecimal: 0xC8D373
• Base-36: 7U3CJ

Squares and roots of 13161331

• 13161331 squared (13161331²) is 173220633691561
• 13161331 cubed (13161331³) is 2279814096044386227691
• The square root of 13161331 is 3627.8548758185
• The cube root of 13161331 is 236.1021474409

Scales and comparisons

• 13,161,331 seconds is equal to 21 weeks, 5 days, 7 hours, 55 minutes, 31 seconds.
• To count from 1 to 13,161,331 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 13161331 cubic inches would be around 19.7 feet tall.

Recreational maths with 13161331

• 13161331 backwards is 13316131
• The number of decimal digits it has is: 8
• The sum of 13161331's digits is 19
• More coming soon!