# 3720

## 3,720 is an even composite number composed of four prime numbers multiplied together.

What does the number 3720 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

3720 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

## Prime factorization of 3720:

### 23 × 3 × 5 × 31

(2 × 2 × 2 × 3 × 5 × 31)

See below for interesting mathematical facts about the number 3720 from the Numbermatics database.

### Names of 3720

• Cardinal: 3720 can be written as Three thousand, seven hundred twenty.

### Scientific notation

• Scientific notation: 3.72 × 103

### Factors of 3720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 41

### Divisors of 3720

• Number of divisors d(n): 32
• Complete list of divisors:
• Sum of all divisors σ(n): 11520
• Sum of proper divisors (its aliquot sum) s(n): 7800
• 3720 is an abundant number, because the sum of its proper divisors (7800) is greater than itself. Its abundance is 4080

### Bases of 3720

• Binary: 1110100010002
• Base-36: 2VC

### Squares and roots of 3720

• 3720 squared (37202) is 13838400
• 3720 cubed (37203) is 51478848000
• The square root of 3720 is 60.9918027279
• The cube root of 3720 is 15.4946217899

### Scales and comparisons

How big is 3720?
• 3,720 seconds is equal to 1 hour, 2 minutes.
• To count from 1 to 3,720 would take you about two 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 3720 cubic inches would be around 1.3 feet tall.

### Recreational maths with 3720

• 3720 backwards is 0273
• 3720 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 3720's digits is 12
• More coming soon!