3881

Names of 3881

• Cardinal: 3881 can be written as Three thousand, eight hundred eighty-one.

Scientific notation

• Scientific notation: 3.881 × 10³

Factors of 3881

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 3881

Divisors of 3881

• Number of divisors d(n): 2
• Complete list of divisors:
  1 3881
• Sum of all divisors σ(n): 3882
• Sum of proper divisors (its aliquot sum) s(n): 1
• 3881 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 3880

Bases of 3881

• Binary: 111100101001₂
• Hexadecimal: 0xF29
• Base-36: 2ZT

Squares and roots of 3881

• 3881 squared (3881²) is 15062161
• 3881 cubed (3881³) is 58456246841
• The square root of 3881 is 62.2976725087
• The cube root of 3881 is 15.7150058701

Scales and comparisons

• 3,881 seconds is equal to 1 hour, 4 minutes, 41 seconds.
• To count from 1 to 3,881 would take you about four 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 3881 cubic inches would be around 1.3 feet tall.

Recreational maths with 3881

• 3881 backwards is 1883
• The number of decimal digits it has is: 4
• The sum of 3881's digits is 20
• More coming soon!