13811399

Names of 13811399

• Cardinal: 13811399 can be written as Thirteen million, eight hundred eleven thousand, three hundred ninety-nine.

Scientific notation

• Scientific notation: 1.3811399 × 10⁷

Factors of 13811399

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 63685

Divisors of 13811399

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 31 217 63647 445529 1973057 13811399
• Sum of all divisors σ(n): 16293888
• Sum of proper divisors (its aliquot sum) s(n): 2482489
• 13811399 is a deficient number, because the sum of its proper divisors (2482489) is less than itself. Its deficiency is 11328910

Bases of 13811399

• Binary: 110100101011111011000111₂
• Hexadecimal: 0xD2BEC7
• Base-36: 880XZ

Squares and roots of 13811399

• 13811399 squared (13811399²) is 190754742337201
• 13811399 cubed (13811399³) is 2634589857561275554199
• The square root of 13811399 is 3716.3690613287
• The cube root of 13811399 is 239.9270553781

Scales and comparisons

• 13,811,399 seconds is equal to 22 weeks, 5 days, 20 hours, 29 minutes, 59 seconds.
• To count from 1 to 13,811,399 would take you about thirty-four 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 13811399 cubic inches would be around 20 feet tall.

Recreational maths with 13811399

• 13811399 backwards is 99311831
• The number of decimal digits it has is: 8
• The sum of 13811399's digits is 35
• More coming soon!