Q: What are the prime factors of the number 2,650,635?

 A: 3, 5, 13, 23, 197

Why are those the prime factors of the number 2,650,635?

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 2,650,635

2,650,635
Factor Arrows
3883,545
Factor Arrows
3294,515
Factor Arrows
558,903
Factor Arrows
134,531
Factor Arrows
23197

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:

3, 5, 13, 23, 197

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 13 x 23 x 197 = 2,650,635

This can also be written as 32 x 51 x 131 x 231 x 1971 = 2,650,635

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


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