13085557

Names of 13085557

• Cardinal: 13085557 can be written as Thirteen million, eighty-five thousand, five hundred fifty-seven.

Scientific notation

• Scientific notation: 1.3085557 × 10⁷

Factors of 13085557

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 13085557

Divisors of 13085557

• Number of divisors d(n): 2
• Complete list of divisors:
  1 13085557
• Sum of all divisors σ(n): 13085558
• Sum of proper divisors (its aliquot sum) s(n): 1
• 13085557 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 13085556

Bases of 13085557

• Binary: 110001111010101101110101₂
• Hexadecimal: 0xC7AB75
• Base-36: 7SGVP

Squares and roots of 13085557

• 13085557 squared (13085557²) is 171231802000249
• 13085557 cubed (13085557³) is 2240663505286972303693
• The square root of 13085557 is 3617.3964394299
• The cube root of 13085557 is 235.6481698515

Scales and comparisons

• 13,085,557 seconds is equal to 21 weeks, 4 days, 10 hours, 52 minutes, 37 seconds.
• To count from 1 to 13,085,557 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 13085557 cubic inches would be around 19.6 feet tall.

Recreational maths with 13085557

• 13085557 backwards is 75558031
• The number of decimal digits it has is: 8
• The sum of 13085557's digits is 34
• More coming soon!