797

Names of 797

• Cardinal: 797 can be written as Seven hundred ninety-seven.

Scientific notation

• Scientific notation: 7.97 × 10²

Factors of 797

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 797

Divisors of 797

• Number of divisors d(n): 2
• Complete list of divisors:
  1 797
• Sum of all divisors σ(n): 798
• Sum of proper divisors (its aliquot sum) s(n): 1
• 797 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 796

Bases of 797

• Binary: 1100011101₂
• Hexadecimal: 0x31D
• Base-36: M5

Squares and roots of 797

• 797 squared (797²) is 635209
• 797 cubed (797³) is 506261573
• The square root of 797 is 28.2311884269
• The cube root of 797 is 9.2715591599

Scales and comparisons

• 797 seconds is equal to 13 minutes, 17 seconds.
• To count from 1 to 797 would take you about six 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 797 cubic inches would be around 0.8 feet tall.

Recreational maths with 797

• 797 is the same when its digits are reversed! That makes it a palindromic prime number.
• The number of decimal digits it has is: 3
• The sum of 797's digits is 23
• More coming soon!