What are the prime factors of 45?

Carol Valentine

Carol Valentine

Answered

2021-12-29

What are the prime factors of 45?

Answer & Explanation

stomachdm

stomachdm

Expert

2021-12-30Added 33 answers

Explanation:
If I know a quick math fact, I like to start with that when working with prime factors:
45=9×5
5 is prime but 9 is not:
45=3×3×5
3 and 5 are both prime and so we're done

Bob Huerta

Bob Huerta

Expert

2021-12-31Added 41 answers

Explanation:
Prime numbers from 0 - 10 are: 2,3,5,7.
Lets divide 45 in the short division method using prime numbers only.
45593331
therefore factors of 45 are:
533
Vasquez

Vasquez

Expert

2022-01-08Added 457 answers

prime factorisation? As in prime factors of a number?
45=9×5
3×3×5

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