4081

Names of 4081

• Cardinal: 4081 can be written as Four thousand and eighty-one.

Scientific notation

• Scientific notation: 4.081 × 10³

Factors of 4081

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 71

Divisors of 4081

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 11 53 77 371 583 4081
• Sum of all divisors σ(n): 5184
• Sum of proper divisors (its aliquot sum) s(n): 1103
• 4081 is a deficient number, because the sum of its proper divisors (1103) is less than itself. Its deficiency is 2978

Bases of 4081

• Binary: 111111110001₂
• Hexadecimal: 0xFF1
• Base-36: 35D

Squares and roots of 4081

• 4081 squared (4081²) is 16654561
• 4081 cubed (4081³) is 67967263441
• The square root of 4081 is 63.8827050147
• The cube root of 4081 is 15.9804448597

Scales and comparisons

• 4,081 seconds is equal to 1 hour, 8 minutes, 1 second.
• To count from 1 to 4,081 would take you about eight minutes.

  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 4081 cubic inches would be around 1.3 feet tall.

Recreational maths with 4081

• 4081 backwards is 1804
• The number of decimal digits it has is: 4
• The sum of 4081's digits is 13
• More coming soon!