Q: What are the prime factors of the number 35,670,784?

 A: 2, 139339

Why are those the prime factors of the number 35,670,784?

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 35,670,784

35,670,784
Factor Arrows
217,835,392
Factor Arrows
28,917,696
Factor Arrows
24,458,848
Factor Arrows
22,229,424
Factor Arrows
21,114,712
Factor Arrows
2557,356
Factor Arrows
2278,678
Factor Arrows
2139,339

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, 139339

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 2 x 139,339 = 35,670,784

This can also be written as 28 x 139,3391 = 35,670,784

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


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