Q: What are the prime factors of the number 35,660,628?

 A: 2, 3, 17, 19423

Why are those the prime factors of the number 35,660,628?

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 35,660,628

35,660,628
Factor Arrows
217,830,314
Factor Arrows
28,915,157
Factor Arrows
32,971,719
Factor Arrows
3990,573
Factor Arrows
3330,191
Factor Arrows
1719,423

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, 17, 19423

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 17 x 19,423 = 35,660,628

This can also be written as 22 x 33 x 171 x 19,4231 = 35,660,628

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


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