81101

Names of 81101

• Cardinal: 81101 can be written as Eighty-one thousand, one hundred one.

Scientific notation

• Scientific notation: 8.1101 × 10⁴

Factors of 81101

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 81101

Divisors of 81101

• Number of divisors d(n): 2
• Complete list of divisors:
  1 81101
• Sum of all divisors σ(n): 81102
• Sum of proper divisors (its aliquot sum) s(n): 1
• 81101 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 81100

Bases of 81101

• Binary: 10011110011001101₂
• Hexadecimal: 0x13CCD
• Base-36: 1QKT

Squares and roots of 81101

• 81101 squared (81101²) is 6577372201
• 81101 cubed (81101³) is 533431462873301
• The square root of 81101 is 284.7823730501
• The cube root of 81101 is 43.2854632455

Scales and comparisons

• 81,101 seconds is equal to 22 hours, 31 minutes, 41 seconds.
• To count from 1 to 81,101 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 81101 cubic inches would be around 3.6 feet tall.

Recreational maths with 81101

• 81101 backwards is 10118
• The number of decimal digits it has is: 5
• The sum of 81101's digits is 11
• More coming soon!