13388641

Names of 13388641

• Cardinal: 13388641 can be written as Thirteen million, three hundred eighty-eight thousand, six hundred forty-one.

Scientific notation

• Scientific notation: 1.3388641 × 10⁷

Factors of 13388641

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2903

Divisors of 13388641

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 1019 1877 7133 13139 1912663 13388641
• Sum of all divisors σ(n): 15324480
• Sum of proper divisors (its aliquot sum) s(n): 1935839
• 13388641 is a deficient number, because the sum of its proper divisors (1935839) is less than itself. Its deficiency is 11452802

Bases of 13388641

• Binary: 110011000100101101100001₂
• Hexadecimal: 0xCC4B61
• Base-36: 7YYQP

Squares and roots of 13388641

• 13388641 squared (13388641²) is 179255707826881
• 13388641 cubed (13388641³) is 2399990319294999858721
• The square root of 13388641 is 3659.0491934381
• The cube root of 13388641 is 237.4536404435

Scales and comparisons

• 13,388,641 seconds is equal to 22 weeks, 23 hours, 4 minutes, 1 second.
• To count from 1 to 13,388,641 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 13388641 cubic inches would be around 19.8 feet tall.

Recreational maths with 13388641

• 13388641 backwards is 14688331
• The number of decimal digits it has is: 8
• The sum of 13388641's digits is 34
• More coming soon!