Q: What are the prime factors of the number 802,746?

 A: 2, 3, 7, 23, 277

Why are those the prime factors of the number 802,746?

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 802,746

802,746
Factor Arrows
2401,373
Factor Arrows
3133,791
Factor Arrows
344,597
Factor Arrows
76,371
Factor Arrows
23277

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, 7, 23, 277

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 7 x 23 x 277 = 802,746

This can also be written as 21 x 32 x 71 x 231 x 2771 = 802,746

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


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