Q: What are the prime factors of the number 25,738,136?

 A: 2, 17, 189251

Why are those the prime factors of the number 25,738,136?

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 25,738,136

25,738,136
Factor Arrows
212,869,068
Factor Arrows
26,434,534
Factor Arrows
23,217,267
Factor Arrows
17189,251

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, 17, 189251

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 17 x 189,251 = 25,738,136

This can also be written as 23 x 171 x 189,2511 = 25,738,136

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


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