13000705

Names of 13000705

• Cardinal: 13000705 can be written as Thirteen million, seven hundred five.

Scientific notation

• Scientific notation: 1.3000705 × 10⁷

Factors of 13000705

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 31415

Divisors of 13000705

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 83 415 31327 156635 2600141 13000705
• Sum of all divisors σ(n): 15789312
• Sum of proper divisors (its aliquot sum) s(n): 2788607
• 13000705 is a deficient number, because the sum of its proper divisors (2788607) is less than itself. Its deficiency is 10212098

Bases of 13000705

• Binary: 110001100110000000000001₂
• Hexadecimal: 0xC66001
• Base-36: 7QNEP

Squares and roots of 13000705

• 13000705 squared (13000705²) is 169018330497025
• 13000705 cubed (13000705³) is 2197357454384325402625
• The square root of 13000705 is 3605.6490400481
• The cube root of 13000705 is 235.1377191849

Scales and comparisons

• 13,000,705 seconds is equal to 21 weeks, 3 days, 11 hours, 18 minutes, 25 seconds.
• To count from 1 to 13,000,705 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 13000705 cubic inches would be around 19.6 feet tall.

Recreational maths with 13000705

• 13000705 backwards is 50700031
• The number of decimal digits it has is: 8
• The sum of 13000705's digits is 16
• More coming soon!