# 2789

## 2,789 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 2789 look like?

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

2789 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 2789:

### 2789

See below for interesting mathematical facts about the number 2789 from the Numbermatics database.

### Names of 2789

• Cardinal: 2789 can be written as Two thousand, seven hundred eighty-nine.

### Scientific notation

• Scientific notation: 2.789 × 103

### Factors of 2789

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 2789

### Divisors of 2789

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 2790
• Sum of proper divisors (its aliquot sum) s(n): 1
• 2789 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 2788

### Bases of 2789

• Binary: 1010111001012
• Base-36: 25H

### Squares and roots of 2789

• 2789 squared (27892) is 7778521
• 2789 cubed (27893) is 21694295069
• The square root of 2789 is 52.8109837061
• The cube root of 2789 is 14.0761160301

### Scales and comparisons

How big is 2789?
• 2,789 seconds is equal to 46 minutes, 29 seconds.
• To count from 1 to 2,789 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 2789 cubic inches would be around 1.2 feet tall.

### Recreational maths with 2789

• 2789 backwards is 9872
• 2789 is a twin prime! Its twin is 2791
• The number of decimal digits it has is: 4
• The sum of 2789's digits is 26
• More coming soon!

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The information we have on file for 2789 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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