## # Factors of 45 (More Math Tools) Factors of 45 Number Factors: 1, 3, 5, 9, 15, 45 Factors of 45 in Pairs: (1 x 45) (3 x 15) (5 x 9) (9 x 5) (15 x 3) (45 x 1) Prime Factors of 45 : 3 * 3 * 5

### List of the Factors of 45

This list was generated by our Factor Calculator. It provides a list of the factors of 45 - eg, the definitive answer to 45. This could also be described as the divisors of 45.

### What are the factors of 45?

These are the integers which can be evenly divided into 45; they can be expressed as either individual factors or as factor pairs. In this case, we present them both ways.

### What is the prime factorization of 45?

A prime factorization is the result of factoring a number into a set of components which are all prime numbers. This is generally written by showing 45 as a product of its prime factors. For 45, this result would be:

45 = 3 x 3 x 5

### Is 45 a composite number?

Yes! 45 is a composite number. It is the product of two positive numbers other than 1 and itself.

### Is 45 a square number?

No! 45 is not a square number. The square root of this number (6.71) is not an integer.

### How many factors does 45 have?

This number has 6 factors: 1, 3, 5, 9, 15, 45

More specifically, shown as pairs...

(1*45) (3*15) (5*9) (9*5) (15*3) (45*1)

### Factors of Other Numbers

#### Next Several Numbers

content: factors of 45