Q: What are the prime factors of the number 5,970,624?

 A: 2, 3, 11, 257

Why are those the prime factors of the number 5,970,624?

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 5,970,624

5,970,624
Factor Arrows
22,985,312
Factor Arrows
21,492,656
Factor Arrows
2746,328
Factor Arrows
2373,164
Factor Arrows
2186,582
Factor Arrows
293,291
Factor Arrows
331,097
Factor Arrows
112,827
Factor Arrows
11257

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, 11, 257

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 11 x 11 x 257 = 5,970,624

This can also be written as 26 x 31 x 112 x 2571 = 5,970,624

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


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