# 797

## 797 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 797 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

797 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 797:

### 797

See below for interesting mathematical facts about the number 797 from the Numbermatics database.

### 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:
• 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
• 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

How big is 797?
• 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!