Q: What are the prime factors of the number 341,423,320?

 A: 2, 5, 7, 211, 5779

Why are those the prime factors of the number 341,423,320?

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 341,423,320

341,423,320
Factor Arrows
2170,711,660
Factor Arrows
285,355,830
Factor Arrows
242,677,915
Factor Arrows
58,535,583
Factor Arrows
71,219,369
Factor Arrows
2115,779

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, 211, 5779

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 7 x 211 x 5,779 = 341,423,320

This can also be written as 23 x 51 x 71 x 2111 x 5,7791 = 341,423,320

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


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