13147265

Names of 13147265

• Cardinal: 13147265 can be written as Thirteen million, one hundred forty-seven thousand, two hundred sixty-five.

Scientific notation

• Scientific notation: 1.3147265 × 10⁷

Factors of 13147265

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1192

Divisors of 13147265

• Number of divisors d(n): 16
• Complete list of divisors:
  1 5 41 59 205 295 1087 2419 5435 12095 44567 64133 222835 320665 2629453 13147265
• Sum of all divisors σ(n): 16450560
• Sum of proper divisors (its aliquot sum) s(n): 3303295
• 13147265 is a deficient number, because the sum of its proper divisors (3303295) is less than itself. Its deficiency is 9843970

Bases of 13147265

• Binary: 110010001001110010000001₂
• Hexadecimal: 0xC89C81
• Base-36: 7TSHT

Squares and roots of 13147265

• 13147265 squared (13147265²) is 172850576980225
• 13147265 cubed (13147265³) is 2272512340961917834625
• The square root of 13147265 is 3625.9157464011
• The cube root of 13147265 is 236.0180071005

Scales and comparisons

• 13,147,265 seconds is equal to 21 weeks, 5 days, 4 hours, 1 minute, 5 seconds.
• To count from 1 to 13,147,265 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 13147265 cubic inches would be around 19.7 feet tall.

Recreational maths with 13147265

• 13147265 backwards is 56274131
• The number of decimal digits it has is: 8
• The sum of 13147265's digits is 29
• More coming soon!