90987

Names of 90987

• Cardinal: 90987 can be written as Ninety thousand, nine hundred eighty-seven.

Scientific notation

• Scientific notation: 9.0987 × 10⁴

Factors of 90987

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2349

Divisors of 90987

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 13 39 2333 6999 30329 90987
• Sum of all divisors σ(n): 130704
• Sum of proper divisors (its aliquot sum) s(n): 39717
• 90987 is a deficient number, because the sum of its proper divisors (39717) is less than itself. Its deficiency is 51270

Bases of 90987

• Binary: 10110001101101011₂
• Hexadecimal: 0x1636B
• Base-36: 1Y7F

Squares and roots of 90987

• 90987 squared (90987²) is 8278634169
• 90987 cubed (90987³) is 753248087134803
• The square root of 90987 is 301.6405145201
• The cube root of 90987 is 44.9772724739

Scales and comparisons

• 90,987 seconds is equal to 1 day, 1 hour, 16 minutes, 27 seconds.
• To count from 1 to 90,987 would take you about sixteen minutes.

  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 90987 cubic inches would be around 3.7 feet tall.

Recreational maths with 90987

• 90987 backwards is 78909
• The number of decimal digits it has is: 5
• The sum of 90987's digits is 33
• More coming soon!