Q: What are the prime factors of the number 786,112?

 A: 2, 71, 173

Why are those the prime factors of the number 786,112?

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 786,112

786,112
Factor Arrows
2393,056
Factor Arrows
2196,528
Factor Arrows
298,264
Factor Arrows
249,132
Factor Arrows
224,566
Factor Arrows
212,283
Factor Arrows
71173

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, 71, 173

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 71 x 173 = 786,112

This can also be written as 26 x 711 x 1731 = 786,112

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


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