Q: What are the prime factors of the number 344,234,128?

 A: 2, 7, 71, 73, 593

Why are those the prime factors of the number 344,234,128?

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 344,234,128

344,234,128
Factor Arrows
2172,117,064
Factor Arrows
286,058,532
Factor Arrows
243,029,266
Factor Arrows
221,514,633
Factor Arrows
73,073,519
Factor Arrows
7143,289
Factor Arrows
73593

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, 7, 71, 73, 593

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 7 x 71 x 73 x 593 = 344,234,128

This can also be written as 24 x 71 x 711 x 731 x 5931 = 344,234,128

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


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