Q: What are the prime factors of the number 654,070,164?

 A: 2, 3, 11, 37, 157, 853

Why are those the prime factors of the number 654,070,164?

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 654,070,164

654,070,164
Factor Arrows
2327,035,082
Factor Arrows
2163,517,541
Factor Arrows
354,505,847
Factor Arrows
114,955,077
Factor Arrows
37133,921
Factor Arrows
157853

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, 37, 157, 853

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 11 x 37 x 157 x 853 = 654,070,164

This can also be written as 22 x 31 x 111 x 371 x 1571 x 8531 = 654,070,164

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


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