13025813

Names of 13025813

• Cardinal: 13025813 can be written as Thirteen million, twenty-five thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 1.3025813 × 10⁷

Factors of 13025813

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 352086

Divisors of 13025813

• Number of divisors d(n): 4
• Complete list of divisors:
  1 37 352049 13025813
• Sum of all divisors σ(n): 13377900
• Sum of proper divisors (its aliquot sum) s(n): 352087
• 13025813 is a deficient number, because the sum of its proper divisors (352087) is less than itself. Its deficiency is 12673726

Bases of 13025813

• Binary: 110001101100001000010101₂
• Hexadecimal: 0xC6C215
• Base-36: 7R6S5

Squares and roots of 13025813

• 13025813 squared (13025813²) is 169671804310969
• 13025813 cubed (13025813³) is 2210113194327276042797
• The square root of 13025813 is 3609.1291193305
• The cube root of 13025813 is 235.2889940907

Scales and comparisons

• 13,025,813 seconds is equal to 21 weeks, 3 days, 18 hours, 16 minutes, 53 seconds.
• To count from 1 to 13,025,813 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 13025813 cubic inches would be around 19.6 feet tall.

Recreational maths with 13025813

• 13025813 backwards is 31852031
• The number of decimal digits it has is: 8
• The sum of 13025813's digits is 23
• More coming soon!