Q: What are the prime factors of the number 34,378,880?

 A: 2, 5, 53717

Why are those the prime factors of the number 34,378,880?

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 34,378,880

34,378,880
Factor Arrows
217,189,440
Factor Arrows
28,594,720
Factor Arrows
24,297,360
Factor Arrows
22,148,680
Factor Arrows
21,074,340
Factor Arrows
2537,170
Factor Arrows
2268,585
Factor Arrows
553,717

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, 53717

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 5 x 53,717 = 34,378,880

This can also be written as 27 x 51 x 53,7171 = 34,378,880

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


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