13009109

Names of 13009109

• Cardinal: 13009109 can be written as Thirteen million, nine thousand, one hundred nine.

Scientific notation

• Scientific notation: 1.3009109 × 10⁷

Factors of 13009109

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 759

Divisors of 13009109

• Number of divisors d(n): 8
• Complete list of divisors:
  1 137 269 353 36853 48361 94957 13009109
• Sum of all divisors σ(n): 13190040
• Sum of proper divisors (its aliquot sum) s(n): 180931
• 13009109 is a deficient number, because the sum of its proper divisors (180931) is less than itself. Its deficiency is 12828178

Bases of 13009109

• Binary: 110001101000000011010101₂
• Hexadecimal: 0xC680D5
• Base-36: 7QTW5

Squares and roots of 13009109

• 13009109 squared (13009109²) is 169236916973881
• 13009109 cubed (13009109³) is 2201621499737168082029
• The square root of 13009109 is 3606.8142452863
• The cube root of 13009109 is 235.1883746877

Scales and comparisons

• 13,009,109 seconds is equal to 21 weeks, 3 days, 13 hours, 38 minutes, 29 seconds.
• To count from 1 to 13,009,109 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 13009109 cubic inches would be around 19.6 feet tall.

Recreational maths with 13009109

• 13009109 backwards is 90190031
• The number of decimal digits it has is: 8
• The sum of 13009109's digits is 23
• More coming soon!