82221

Names of 82221

• Cardinal: 82221 can be written as Eighty-two thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 8.2221 × 10⁴

Factors of 82221

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 27410

Divisors of 82221

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 27407 82221
• Sum of all divisors σ(n): 109632
• Sum of proper divisors (its aliquot sum) s(n): 27411
• 82221 is a deficient number, because the sum of its proper divisors (27411) is less than itself. Its deficiency is 54810

Bases of 82221

• Binary: 10100000100101101₂
• Hexadecimal: 0x1412D
• Base-36: 1RFX

Squares and roots of 82221

• 82221 squared (82221²) is 6760292841
• 82221 cubed (82221³) is 555838037679861
• The square root of 82221 is 286.7420443535
• The cube root of 82221 is 43.4838095383

Scales and comparisons

• 82,221 seconds is equal to 22 hours, 50 minutes, 21 seconds.
• To count from 1 to 82,221 would take you about twenty-two 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 82221 cubic inches would be around 3.6 feet tall.

Recreational maths with 82221

• 82221 backwards is 12228
• The number of decimal digits it has is: 5
• The sum of 82221's digits is 15
• More coming soon!