# 2808

## 2,808 is an even composite number composed of three prime numbers multiplied together.

What does the number 2808 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 32 divisors.

2808 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.

## Prime factorization of 2808:

### 23 × 33 × 13

(2 × 2 × 2 × 3 × 3 × 3 × 13)

See below for interesting mathematical facts about the number 2808 from the Numbermatics database.

### Names of 2808

• Cardinal: 2808 can be written as Two thousand, eight hundred eight.

### Scientific notation

• Scientific notation: 2.808 × 103

### Factors of 2808

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 18

### Divisors of 2808

• Number of divisors d(n): 32
• Complete list of divisors:
• Sum of all divisors σ(n): 8400
• Sum of proper divisors (its aliquot sum) s(n): 5592
• 2808 is an abundant number, because the sum of its proper divisors (5592) is greater than itself. Its abundance is 2784

### Bases of 2808

• Binary: 1010111110002
• Base-36: 260

### Squares and roots of 2808

• 2808 squared (28082) is 7884864
• 2808 cubed (28083) is 22140698112
• The square root of 2808 is 52.9905651979
• The cube root of 2808 is 14.1080081263

### Scales and comparisons

How big is 2808?
• 2,808 seconds is equal to 46 minutes, 48 seconds.
• To count from 1 to 2,808 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 2808 cubic inches would be around 1.2 feet tall.

### Recreational maths with 2808

• 2808 backwards is 8082
• 2808 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 2808's digits is 18
• More coming soon!

MLA style:
"Number 2808 - Facts about the integer". Numbermatics.com. 2021. Web. 9 December 2021.

APA style:
Numbermatics. (2021). Number 2808 - Facts about the integer. Retrieved 9 December 2021, from https://numbermatics.com/n/2808/

Chicago style:
Numbermatics. 2021. "Number 2808 - Facts about the integer". https://numbermatics.com/n/2808/

The information we have on file for 2808 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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