Q: What are the prime factors of the number 349,560?

 A: 2, 3, 5, 971

Why are those the prime factors of the number 349,560?

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 349,560

349,560
Factor Arrows
2174,780
Factor Arrows
287,390
Factor Arrows
243,695
Factor Arrows
314,565
Factor Arrows
34,855
Factor Arrows
5971

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, 5, 971

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 5 x 971 = 349,560

This can also be written as 23 x 32 x 51 x 9711 = 349,560

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


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