13087

Names of 13087

• Cardinal: 13087 can be written as Thirteen thousand and eighty-seven.

Scientific notation

• Scientific notation: 1.3087 × 10⁴

Factors of 13087

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 592

Divisors of 13087

• Number of divisors d(n): 4
• Complete list of divisors:
  1 23 569 13087
• Sum of all divisors σ(n): 13680
• Sum of proper divisors (its aliquot sum) s(n): 593
• 13087 is a deficient number, because the sum of its proper divisors (593) is less than itself. Its deficiency is 12494

Bases of 13087

• Binary: 11001100011111₂
• Hexadecimal: 0x331F
• Base-36: A3J

Squares and roots of 13087

• 13087 squared (13087²) is 171269569
• 13087 cubed (13087³) is 2241404849503
• The square root of 13087 is 114.3984265627
• The cube root of 13087 is 23.5656831507

Scales and comparisons

• 13,087 seconds is equal to 3 hours, 38 minutes, 7 seconds.
• To count from 1 to 13,087 would take you about three hours.

  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 13087 cubic inches would be around 2 feet tall.

Recreational maths with 13087

• 13087 backwards is 78031
• The number of decimal digits it has is: 5
• The sum of 13087's digits is 19
• More coming soon!