4091

Names of 4091

• Cardinal: 4091 can be written as Four thousand and ninety-one.

Scientific notation

• Scientific notation: 4.091 × 10³

Factors of 4091

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 4091

Divisors of 4091

• Number of divisors d(n): 2
• Complete list of divisors:
  1 4091
• Sum of all divisors σ(n): 4092
• Sum of proper divisors (its aliquot sum) s(n): 1
• 4091 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 4090

Bases of 4091

• Binary: 111111111011₂
• Hexadecimal: 0xFFB
• Base-36: 35N

Squares and roots of 4091

• 4091 squared (4091²) is 16736281
• 4091 cubed (4091³) is 68468125571
• The square root of 4091 is 63.9609255717
• The cube root of 4091 is 15.9934869325

Scales and comparisons

• 4,091 seconds is equal to 1 hour, 8 minutes, 11 seconds.
• To count from 1 to 4,091 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 4091 cubic inches would be around 1.3 feet tall.

Recreational maths with 4091

• 4091 backwards is 1904
• 4091 is a twin prime! Its twin is 4093
• The number of decimal digits it has is: 4
• The sum of 4091's digits is 14
• More coming soon!