66021

Names of 66021

• Cardinal: 66021 can be written as Sixty-six thousand and twenty-one.

Scientific notation

• Scientific notation: 6.6021 × 10⁴

Factors of 66021

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 435

Divisors of 66021

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 59 177 373 1119 22007 66021
• Sum of all divisors σ(n): 89760
• Sum of proper divisors (its aliquot sum) s(n): 23739
• 66021 is a deficient number, because the sum of its proper divisors (23739) is less than itself. Its deficiency is 42282

Bases of 66021

• Binary: 10000000111100101₂
• Hexadecimal: 0x101E5
• Base-36: 1EXX

Squares and roots of 66021

• 66021 squared (66021²) is 4358772441
• 66021 cubed (66021³) is 287770515327261
• The square root of 66021 is 256.9455195173
• The cube root of 66021 is 40.4166859153

Scales and comparisons

• 66,021 seconds is equal to 18 hours, 20 minutes, 21 seconds.
• To count from 1 to 66,021 would take you about eighteen 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 66021 cubic inches would be around 3.4 feet tall.

Recreational maths with 66021

• 66021 backwards is 12066
• The number of decimal digits it has is: 5
• The sum of 66021's digits is 15
• More coming soon!