Q: What are the prime factors of the number 38,170,230?

 A: 2, 3, 5, 7, 181763

Why are those the prime factors of the number 38,170,230?

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 38,170,230

38,170,230
Factor Arrows
219,085,115
Factor Arrows
36,361,705
Factor Arrows
51,272,341
Factor Arrows
7181,763

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, 7, 181763

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 7 x 181,763 = 38,170,230

This can also be written as 21 x 31 x 51 x 71 x 181,7631 = 38,170,230

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


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