Q: What are the prime factors of the number 1,092,144?

 A: 2, 3, 61, 373

Why are those the prime factors of the number 1,092,144?

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 1,092,144

1,092,144
Factor Arrows
2546,072
Factor Arrows
2273,036
Factor Arrows
2136,518
Factor Arrows
268,259
Factor Arrows
322,753
Factor Arrows
61373

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, 61, 373

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 61 x 373 = 1,092,144

This can also be written as 24 x 31 x 611 x 3731 = 1,092,144

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


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