Q: What are the prime factors of the number 67,509,930?

 A: 2, 3, 5, 197, 11423

Why are those the prime factors of the number 67,509,930?

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 67,509,930

67,509,930
Factor Arrows
233,754,965
Factor Arrows
311,251,655
Factor Arrows
52,250,331
Factor Arrows
19711,423

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, 5, 197, 11423

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 197 x 11,423 = 67,509,930

This can also be written as 21 x 31 x 51 x 1971 x 11,4231 = 67,509,930

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


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