# 2791

## 2,791 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 2791 look like?

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

2791 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 2791:

### 2791

See below for interesting mathematical facts about the number 2791 from the Numbermatics database.

### Names of 2791

• Cardinal: 2791 can be written as Two thousand, seven hundred ninety-one.

### Scientific notation

• Scientific notation: 2.791 × 103

### Factors of 2791

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 2791

### Divisors of 2791

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 2792
• Sum of proper divisors (its aliquot sum) s(n): 1
• 2791 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 2790

### Bases of 2791

• Binary: 1010111001112
• Base-36: 25J

### Squares and roots of 2791

• 2791 squared (27912) is 7789681
• 2791 cubed (27913) is 21740999671
• The square root of 2791 is 52.8299157673
• The cube root of 2791 is 14.0794799007

### Scales and comparisons

How big is 2791?
• 2,791 seconds is equal to 46 minutes, 31 seconds.
• To count from 1 to 2,791 would take you about forty-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 2791 cubic inches would be around 1.2 feet tall.

### Recreational maths with 2791

• 2791 backwards is 1972
• The number of decimal digits it has is: 4
• The sum of 2791's digits is 19
• More coming soon!

MLA style:
"Number 2791 - Facts about the integer". Numbermatics.com. 2021. Web. 26 October 2021.

APA style:
Numbermatics. (2021). Number 2791 - Facts about the integer. Retrieved 26 October 2021, from https://numbermatics.com/n/2791/

Chicago style:
Numbermatics. 2021. "Number 2791 - Facts about the integer". https://numbermatics.com/n/2791/

The information we have on file for 2791 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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