Q: What are the prime factors of the number 751,425,625?

 A: 5, 149, 8069

Why are those the prime factors of the number 751,425,625?

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 751,425,625

751,425,625
Factor Arrows
5150,285,125
Factor Arrows
530,057,025
Factor Arrows
56,011,405
Factor Arrows
51,202,281
Factor Arrows
1498,069

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:

5, 149, 8069

We can check our work by multiplying all of the prime factors together: 5 x 5 x 5 x 5 x 149 x 8,069 = 751,425,625

This can also be written as 54 x 1491 x 8,0691 = 751,425,625

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


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