13045130

Names of 13045130

• Cardinal: 13045130 can be written as Thirteen million, forty-five thousand, one hundred thirty.

Scientific notation

• Scientific notation: 1.304513 × 10⁷

Factors of 13045130

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1358

Divisors of 13045130

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 7 10 14 35 70 157 314 785 1099 1187 1570 2198 2374 5495 5935 8309 10990 11870 16618 41545 83090 186359 372718 931795 1304513 1863590 2609026 6522565 13045130
• Sum of all divisors σ(n): 27029376
• Sum of proper divisors (its aliquot sum) s(n): 13984246
• 13045130 is an abundant number, because the sum of its proper divisors (13984246) is greater than itself. Its abundance is 939116

Bases of 13045130

• Binary: 110001110000110110001010₂
• Hexadecimal: 0xC70D8A
• Base-36: 7RLOQ

Squares and roots of 13045130

• 13045130 squared (13045130²) is 170175416716900
• 13045130 cubed (13045130³) is 2219960433876133697000
• The square root of 13045130 is 3611.8042582621
• The cube root of 13045130 is 235.4052461457

Scales and comparisons

• 13,045,130 seconds is equal to 21 weeks, 3 days, 23 hours, 38 minutes, 50 seconds.
• To count from 1 to 13,045,130 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 13045130 cubic inches would be around 19.6 feet tall.

Recreational maths with 13045130

• 13045130 backwards is 03154031
• The number of decimal digits it has is: 8
• The sum of 13045130's digits is 17
• More coming soon!