# 675

## 675 is an odd composite number composed of two prime numbers multiplied together.

What does the number 675 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 12 divisors.

675 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of twelve divisors.

## Prime factorization of 675:

### 33 × 52

(3 × 3 × 3 × 5 × 5)

See below for interesting mathematical facts about the number 675 from the Numbermatics database.

### Names of 675

• Cardinal: 675 can be written as Six hundred seventy-five.

### Scientific notation

• Scientific notation: 6.75 × 102

### Factors of 675

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 8

### Divisors of 675

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 1240
• Sum of proper divisors (its aliquot sum) s(n): 565
• 675 is a deficient number, because the sum of its proper divisors (565) is less than itself. Its deficiency is 110

### Bases of 675

• Binary: 10101000112
• Base-36: IR

### Squares and roots of 675

• 675 squared (6752) is 455625
• 675 cubed (6753) is 307546875
• The square root of 675 is 25.9807621135
• The cube root of 675 is 8.7720532147

### Scales and comparisons

How big is 675?
• 675 seconds is equal to 11 minutes, 15 seconds.
• To count from 1 to 675 would take you about five 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 675 cubic inches would be around 0.7 feet tall.

### Recreational maths with 675

• 675 backwards is 576
• The number of decimal digits it has is: 3
• The sum of 675's digits is 18
• More coming soon!