Q: What are the prime factors of the number 32,440,205?

 A: 5, 7, 132409

Why are those the prime factors of the number 32,440,205?

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 32,440,205

32,440,205
Factor Arrows
56,488,041
Factor Arrows
7926,863
Factor Arrows
7132,409

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:

5, 7, 132409

We can check our work by multiplying all of the prime factors together: 5 x 7 x 7 x 132,409 = 32,440,205

This can also be written as 51 x 72 x 132,4091 = 32,440,205

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


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