# 2790

## 2,790 is an even composite number composed of four prime numbers multiplied together.

What does the number 2790 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

2790 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

## Prime factorization of 2790:

### 2 × 32 × 5 × 31

(2 × 3 × 3 × 5 × 31)

See below for interesting mathematical facts about the number 2790 from the Numbermatics database.

### Names of 2790

• Cardinal: 2790 can be written as Two thousand, seven hundred ninety.

### Scientific notation

• Scientific notation: 2.79 × 103

### Factors of 2790

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 41

### Divisors of 2790

• Number of divisors d(n): 24
• Complete list of divisors:
• Sum of all divisors σ(n): 7488
• Sum of proper divisors (its aliquot sum) s(n): 4698
• 2790 is an abundant number, because the sum of its proper divisors (4698) is greater than itself. Its abundance is 1908

### Bases of 2790

• Binary: 1010111001102
• Base-36: 25I

### Squares and roots of 2790

• 2790 squared (27902) is 7784100
• 2790 cubed (27903) is 21717639000
• The square root of 2790 is 52.8204505849
• The cube root of 2790 is 14.0777981663

### Scales and comparisons

How big is 2790?
• 2,790 seconds is equal to 46 minutes, 30 seconds.
• To count from 1 to 2,790 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 2790 cubic inches would be around 1.2 feet tall.

### Recreational maths with 2790

• 2790 backwards is 0972
• 2790 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 2790's digits is 18
• More coming soon!