Q: What are the prime factors of the number 376,457,788?

 A: 2, 7, 73, 83, 317

Why are those the prime factors of the number 376,457,788?

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 376,457,788

376,457,788
Factor Arrows
2188,228,894
Factor Arrows
294,114,447
Factor Arrows
713,444,921
Factor Arrows
71,920,703
Factor Arrows
7326,311
Factor Arrows
83317

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, 73, 83, 317

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 7 x 73 x 83 x 317 = 376,457,788

This can also be written as 22 x 72 x 731 x 831 x 3171 = 376,457,788

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


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