Q: What are the prime factors of the number 350,580,440?

 A: 2, 5, 7, 1252073

Why are those the prime factors of the number 350,580,440?

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 350,580,440

350,580,440
Factor Arrows
2175,290,220
Factor Arrows
287,645,110
Factor Arrows
243,822,555
Factor Arrows
58,764,511
Factor Arrows
71,252,073

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, 5, 7, 1252073

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 7 x 1,252,073 = 350,580,440

This can also be written as 23 x 51 x 71 x 1,252,0731 = 350,580,440

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


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