# 6660

## 6,660 is an even composite number composed of four prime numbers multiplied together.

What does the number 6660 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

6660 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

## Prime factorization of 6660:

### 22 × 32 × 5 × 37

(2 × 2 × 3 × 3 × 5 × 37)

See below for interesting mathematical facts about the number 6660 from the Numbermatics database.

### Names of 6660

• Cardinal: 6660 can be written as Six thousand, six hundred sixty.

### Scientific notation

• Scientific notation: 6.66 × 103

### Factors of 6660

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 47

### Divisors of 6660

• Number of divisors d(n): 36
• Complete list of divisors:
• Sum of all divisors σ(n): 20748
• Sum of proper divisors (its aliquot sum) s(n): 14088
• 6660 is an abundant number, because the sum of its proper divisors (14088) is greater than itself. Its abundance is 7428

### Bases of 6660

• Binary: 11010000001002
• Base-36: 550

### Squares and roots of 6660

• 6660 squared (66602) is 44355600
• 6660 cubed (66603) is 295408296000
• The square root of 6660 is 81.6088230525
• The cube root of 6660 is 18.8144449117

### Scales and comparisons

How big is 6660?
• 6,660 seconds is equal to 1 hour, 51 minutes.
• To count from 1 to 6,660 would take you about fifty-one 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 6660 cubic inches would be around 1.6 feet tall.

### Recreational maths with 6660

• 6660 backwards is 0666
• 6660 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 6660's digits is 18
• More coming soon!