Q: What are the prime factors of the number 102,047,164?

 A: 2, 31, 67, 71, 173

Why are those the prime factors of the number 102,047,164?

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 102,047,164

102,047,164
Factor Arrows
251,023,582
Factor Arrows
225,511,791
Factor Arrows
31822,961
Factor Arrows
6712,283
Factor Arrows
71173

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, 31, 67, 71, 173

We can check our work by multiplying all of the prime factors together: 2 x 2 x 31 x 67 x 71 x 173 = 102,047,164

This can also be written as 22 x 311 x 671 x 711 x 1731 = 102,047,164

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


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