Q: What are the prime factors of the number 11,342,226?

 A: 2, 3, 7, 173, 223

Why are those the prime factors of the number 11,342,226?

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 11,342,226

11,342,226
Factor Arrows
25,671,113
Factor Arrows
31,890,371
Factor Arrows
7270,053
Factor Arrows
738,579
Factor Arrows
173223

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, 173, 223

We can check our work by multiplying all of the prime factors together: 2 x 3 x 7 x 7 x 173 x 223 = 11,342,226

This can also be written as 21 x 31 x 72 x 1731 x 2231 = 11,342,226

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


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