Q: What are the prime factors of the number 70,464?

 A: 2, 3, 367

Why are those the prime factors of the number 70,464?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 70,464

70,464
Factor Arrows
235,232
Factor Arrows
217,616
Factor Arrows
28,808
Factor Arrows
24,404
Factor Arrows
22,202
Factor Arrows
21,101
Factor Arrows
3367

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 3, 367

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 3 x 367 = 70,464

This can also be written as 26 x 31 x 3671 = 70,464

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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