Q: What are the prime factors of the number 1,773,392?

 A: 2, 23, 61, 79

Why are those the prime factors of the number 1,773,392?

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 1,773,392

1,773,392
Factor Arrows
2886,696
Factor Arrows
2443,348
Factor Arrows
2221,674
Factor Arrows
2110,837
Factor Arrows
234,819
Factor Arrows
6179

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, 23, 61, 79

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 23 x 61 x 79 = 1,773,392

This can also be written as 24 x 231 x 611 x 791 = 1,773,392

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


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