Q: What are the prime factors of the number 25,342,208?

 A: 2, 98993

Why are those the prime factors of the number 25,342,208?

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 25,342,208

25,342,208
Factor Arrows
212,671,104
Factor Arrows
26,335,552
Factor Arrows
23,167,776
Factor Arrows
21,583,888
Factor Arrows
2791,944
Factor Arrows
2395,972
Factor Arrows
2197,986
Factor Arrows
298,993

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, 98993

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 98,993 = 25,342,208

This can also be written as 28 x 98,9931 = 25,342,208

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


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