13231407

Names of 13231407

• Cardinal: 13231407 can be written as Thirteen million, two hundred thirty-one thousand, four hundred seven.

Scientific notation

• Scientific notation: 1.3231407 × 10⁷

Factors of 13231407

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 630077

Divisors of 13231407

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 7 21 630067 1890201 4410469 13231407
• Sum of all divisors σ(n): 20162176
• Sum of proper divisors (its aliquot sum) s(n): 6930769
• 13231407 is a deficient number, because the sum of its proper divisors (6930769) is less than itself. Its deficiency is 6300638

Bases of 13231407

• Binary: 110010011110010100101111₂
• Hexadecimal: 0xC9E52F
• Base-36: 7VLF3

Squares and roots of 13231407

• 13231407 squared (13231407²) is 175070131199649
• 13231407 cubed (13231407³) is 2316424159445954176143
• The square root of 13231407 is 3637.5001030927
• The cube root of 13231407 is 236.5204388857

Scales and comparisons

• 13,231,407 seconds is equal to 21 weeks, 6 days, 3 hours, 23 minutes, 27 seconds.
• To count from 1 to 13,231,407 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 13231407 cubic inches would be around 19.7 feet tall.

Recreational maths with 13231407

• 13231407 backwards is 70413231
• 13231407 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13231407's digits is 21
• More coming soon!