Q: What are the prime factors of the number 36,532,146?

 A: 2, 3, 7, 137, 907

Why are those the prime factors of the number 36,532,146?

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 36,532,146

36,532,146
Factor Arrows
218,266,073
Factor Arrows
36,088,691
Factor Arrows
7869,813
Factor Arrows
7124,259
Factor Arrows
137907

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, 7, 137, 907

We can check our work by multiplying all of the prime factors together: 2 x 3 x 7 x 7 x 137 x 907 = 36,532,146

This can also be written as 21 x 31 x 72 x 1371 x 9071 = 36,532,146

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


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