13520818

Names of 13520818

• Cardinal: 13520818 can be written as Thirteen million, five hundred twenty thousand, eight hundred eighteen.

Scientific notation

• Scientific notation: 1.3520818 × 10⁷

Factors of 13520818

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 355832

Divisors of 13520818

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 19 38 355811 711622 6760409 13520818
• Sum of all divisors σ(n): 21348720
• Sum of proper divisors (its aliquot sum) s(n): 7827902
• 13520818 is a deficient number, because the sum of its proper divisors (7827902) is less than itself. Its deficiency is 5692916

Bases of 13520818

• Binary: 110011100100111110110010₂
• Hexadecimal: 0xCE4FB2
• Base-36: 81SQA

Squares and roots of 13520818

• 13520818 squared (13520818²) is 182812519389124
• 13520818 cubed (13520818³) is 2471774802781816783432
• The square root of 13520818 is 3677.0664938235
• The cube root of 13520818 is 238.2324894357

Scales and comparisons

• 13,520,818 seconds is equal to 22 weeks, 2 days, 11 hours, 46 minutes, 58 seconds.
• To count from 1 to 13,520,818 would take you about thirty-three 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 13520818 cubic inches would be around 19.9 feet tall.

Recreational maths with 13520818

• 13520818 backwards is 81802531
• The number of decimal digits it has is: 8
• The sum of 13520818's digits is 28
• More coming soon!