13165143

Names of 13165143

• Cardinal: 13165143 can be written as Thirteen million, one hundred sixty-five thousand, one hundred forty-three.

Scientific notation

• Scientific notation: 1.3165143 × 10⁷

Factors of 13165143

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 4388384

Divisors of 13165143

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 4388381 13165143
• Sum of all divisors σ(n): 17553528
• Sum of proper divisors (its aliquot sum) s(n): 4388385
• 13165143 is a deficient number, because the sum of its proper divisors (4388385) is less than itself. Its deficiency is 8776758

Bases of 13165143

• Binary: 110010001110001001010111₂
• Hexadecimal: 0xC8E257
• Base-36: 7U6AF

Squares and roots of 13165143

• 13165143 squared (13165143²) is 173320990210449
• 13165143 cubed (13165143³) is 2281795621022161179207
• The square root of 13165143 is 3628.3802171215
• The cube root of 13165143 is 236.1249398289

Scales and comparisons

• 13,165,143 seconds is equal to 21 weeks, 5 days, 8 hours, 59 minutes, 3 seconds.
• To count from 1 to 13,165,143 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 13165143 cubic inches would be around 19.7 feet tall.

Recreational maths with 13165143

• 13165143 backwards is 34156131
• The number of decimal digits it has is: 8
• The sum of 13165143's digits is 24
• More coming soon!