13009971

Names of 13009971

• Cardinal: 13009971 can be written as Thirteen million, nine thousand, nine hundred seventy-one.

Scientific notation

• Scientific notation: 1.3009971 × 10⁷

Factors of 13009971

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 333605

Divisors of 13009971

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 13 39 333589 1000767 4336657 13009971
• Sum of all divisors σ(n): 18681040
• Sum of proper divisors (its aliquot sum) s(n): 5671069
• 13009971 is a deficient number, because the sum of its proper divisors (5671069) is less than itself. Its deficiency is 7338902

Bases of 13009971

• Binary: 110001101000010000110011₂
• Hexadecimal: 0xC68433
• Base-36: 7QUK3

Squares and roots of 13009971

• 13009971 squared (13009971²) is 169259345420841
• 13009971 cubed (13009971³) is 2202059175404124205611
• The square root of 13009971 is 3606.9337393415
• The cube root of 13009971 is 235.1935691993

Scales and comparisons

• 13,009,971 seconds is equal to 21 weeks, 3 days, 13 hours, 52 minutes, 51 seconds.
• To count from 1 to 13,009,971 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 13009971 cubic inches would be around 19.6 feet tall.

Recreational maths with 13009971

• 13009971 backwards is 17990031
• The number of decimal digits it has is: 8
• The sum of 13009971's digits is 30
• More coming soon!