Q: What are the prime factors of the number 340,246,410?

 A: 2, 3, 5, 7, 61, 26561

Why are those the prime factors of the number 340,246,410?

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 340,246,410

340,246,410
Factor Arrows
2170,123,205
Factor Arrows
356,707,735
Factor Arrows
511,341,547
Factor Arrows
71,620,221
Factor Arrows
6126,561

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, 3, 5, 7, 61, 26561

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 7 x 61 x 26,561 = 340,246,410

This can also be written as 21 x 31 x 51 x 71 x 611 x 26,5611 = 340,246,410

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


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