Q: What are the prime factors of the number 22,375,197?

 A: 3, 13, 787

Why are those the prime factors of the number 22,375,197?

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 22,375,197

22,375,197
Factor Arrows
37,458,399
Factor Arrows
32,486,133
Factor Arrows
3828,711
Factor Arrows
3276,237
Factor Arrows
392,079
Factor Arrows
330,693
Factor Arrows
310,231
Factor Arrows
13787

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:

3, 13, 787

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 3 x 3 x 13 x 787 = 22,375,197

This can also be written as 37 x 131 x 7871 = 22,375,197

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


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