13391013

Names of 13391013

• Cardinal: 13391013 can be written as Thirteen million, three hundred ninety-one thousand and thirteen.

Scientific notation

• Scientific notation: 1.3391013 × 10⁷

Factors of 13391013

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 4463674

Divisors of 13391013

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 4463671 13391013
• Sum of all divisors σ(n): 17854688
• Sum of proper divisors (its aliquot sum) s(n): 4463675
• 13391013 is a deficient number, because the sum of its proper divisors (4463675) is less than itself. Its deficiency is 8927338

Bases of 13391013

• Binary: 110011000101010010100101₂
• Hexadecimal: 0xCC54A5
• Base-36: 7Z0KL

Squares and roots of 13391013

• 13391013 squared (13391013²) is 179319229166169
• 13391013 cubed (13391013³) is 2401266128914148239197
• The square root of 13391013 is 3659.3733070021
• The cube root of 13391013 is 237.4676624485

Scales and comparisons

• 13,391,013 seconds is equal to 22 weeks, 23 hours, 43 minutes, 33 seconds.
• To count from 1 to 13,391,013 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 13391013 cubic inches would be around 19.8 feet tall.

Recreational maths with 13391013

• 13391013 backwards is 31019331
• The number of decimal digits it has is: 8
• The sum of 13391013's digits is 21
• More coming soon!