Q: What are the prime factors of the number 1,226,496?

 A: 2, 3, 1597

Why are those the prime factors of the number 1,226,496?

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 1,226,496

1,226,496
Factor Arrows
2613,248
Factor Arrows
2306,624
Factor Arrows
2153,312
Factor Arrows
276,656
Factor Arrows
238,328
Factor Arrows
219,164
Factor Arrows
29,582
Factor Arrows
24,791
Factor Arrows
31,597

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, 1597

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 2 x 2 x 3 x 1,597 = 1,226,496

This can also be written as 28 x 31 x 1,5971 = 1,226,496

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


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