Q: What are the prime factors of the number 52,537,572?

 A: 2, 3, 43, 419

Why are those the prime factors of the number 52,537,572?

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 52,537,572

52,537,572
Factor Arrows
226,268,786
Factor Arrows
213,134,393
Factor Arrows
34,378,131
Factor Arrows
31,459,377
Factor Arrows
3486,459
Factor Arrows
3162,153
Factor Arrows
354,051
Factor Arrows
318,017
Factor Arrows
43419

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, 43, 419

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 3 x 3 x 3 x 43 x 419 = 52,537,572

This can also be written as 22 x 36 x 431 x 4191 = 52,537,572

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


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