13378730

Names of 13378730

• Cardinal: 13378730 can be written as Thirteen million, three hundred seventy-eight thousand, seven hundred thirty.

Scientific notation

• Scientific notation: 1.337873 × 10⁷

Factors of 13378730

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1337880

Divisors of 13378730

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 1337873 2675746 6689365 13378730
• Sum of all divisors σ(n): 24081732
• Sum of proper divisors (its aliquot sum) s(n): 10703002
• 13378730 is a deficient number, because the sum of its proper divisors (10703002) is less than itself. Its deficiency is 2675728

Bases of 13378730

• Binary: 110011000010010010101010₂
• Hexadecimal: 0xCC24AA
• Base-36: 7YR3E

Squares and roots of 13378730

• 13378730 squared (13378730²) is 178990416412900
• 13378730 cubed (13378730³) is 2394664453775757617000
• The square root of 13378730 is 3657.6946291345
• The cube root of 13378730 is 237.3950339485

Scales and comparisons

• 13,378,730 seconds is equal to 22 weeks, 20 hours, 18 minutes, 50 seconds.
• To count from 1 to 13,378,730 would take you about thirty-three 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 13378730 cubic inches would be around 19.8 feet tall.

Recreational maths with 13378730

• 13378730 backwards is 03787331
• The number of decimal digits it has is: 8
• The sum of 13378730's digits is 32
• More coming soon!