13345381

Names of 13345381

• Cardinal: 13345381 can be written as Thirteen million, three hundred forty-five thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 1.3345381 × 10⁷

Factors of 13345381

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 6411

Divisors of 13345381

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 313 2191 6091 42637 1906483 13345381
• Sum of all divisors σ(n): 15303104
• Sum of proper divisors (its aliquot sum) s(n): 1957723
• 13345381 is a deficient number, because the sum of its proper divisors (1957723) is less than itself. Its deficiency is 11387658

Bases of 13345381

• Binary: 110010111010001001100101₂
• Hexadecimal: 0xCBA265
• Base-36: 7Y1D1

Squares and roots of 13345381

• 13345381 squared (13345381²) is 178099194035161
• 13345381 cubed (13345381³) is 2376801600192150941341
• The square root of 13345381 is 3653.1330389133
• The cube root of 13345381 is 237.1976192403

Scales and comparisons

• 13,345,381 seconds is equal to 22 weeks, 11 hours, 3 minutes, 1 second.
• To count from 1 to 13,345,381 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 13345381 cubic inches would be around 19.8 feet tall.

Recreational maths with 13345381

• 13345381 backwards is 18354331
• The number of decimal digits it has is: 8
• The sum of 13345381's digits is 28
• More coming soon!