82981

Names of 82981

• Cardinal: 82981 can be written as Eighty-two thousand, nine hundred eighty-one.

Scientific notation

• Scientific notation: 8.2981 × 10⁴

Factors of 82981

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 82981

Divisors of 82981

• Number of divisors d(n): 2
• Complete list of divisors:
  1 82981
• Sum of all divisors σ(n): 82982
• Sum of proper divisors (its aliquot sum) s(n): 1
• 82981 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 82980

Bases of 82981

• Binary: 10100010000100101₂
• Hexadecimal: 0x14425
• Base-36: 1S11

Squares and roots of 82981

• 82981 squared (82981²) is 6885846361
• 82981 cubed (82981³) is 571394416882141
• The square root of 82981 is 288.0642289491
• The cube root of 82981 is 43.6173779729

Scales and comparisons

• 82,981 seconds is equal to 23 hours, 3 minutes, 1 second.
• To count from 1 to 82,981 would take you about twenty-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 82981 cubic inches would be around 3.6 feet tall.

Recreational maths with 82981

• 82981 backwards is 18928
• The number of decimal digits it has is: 5
• The sum of 82981's digits is 28
• More coming soon!