Q: What are the prime factors of the number 44,204,146?

 A: 2, 7, 19, 137, 1213

Why are those the prime factors of the number 44,204,146?

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 44,204,146

44,204,146
Factor Arrows
222,102,073
Factor Arrows
73,157,439
Factor Arrows
19166,181
Factor Arrows
1371,213

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, 7, 19, 137, 1213

We can check our work by multiplying all of the prime factors together: 2 x 7 x 19 x 137 x 1,213 = 44,204,146

This can also be written as 21 x 71 x 191 x 1371 x 1,2131 = 44,204,146

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


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