86021

Names of 86021

• Cardinal: 86021 can be written as Eighty-six thousand and twenty-one.

Scientific notation

• Scientific notation: 8.6021 × 10⁴

Factors of 86021

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 522

Divisors of 86021

• Number of divisors d(n): 6
• Complete list of divisors:
  1 13 169 509 6617 86021
• Sum of all divisors σ(n): 93330
• Sum of proper divisors (its aliquot sum) s(n): 7309
• 86021 is a deficient number, because the sum of its proper divisors (7309) is less than itself. Its deficiency is 78712

Bases of 86021

• Binary: 10101000000000101₂
• Hexadecimal: 0x15005
• Base-36: 1UDH

Squares and roots of 86021

• 86021 squared (86021²) is 7399612441
• 86021 cubed (86021³) is 636522061787261
• The square root of 86021 is 293.2933684897
• The cube root of 86021 is 44.1436421267

Scales and comparisons

• 86,021 seconds is equal to 23 hours, 53 minutes, 41 seconds.
• To count from 1 to 86,021 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 86021 cubic inches would be around 3.7 feet tall.

Recreational maths with 86021

• 86021 backwards is 12068
• The number of decimal digits it has is: 5
• The sum of 86021's digits is 17
• More coming soon!