Q: What are the prime factors of the number 25,130,046?

 A: 2, 3, 17, 19, 12967

Why are those the prime factors of the number 25,130,046?

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 25,130,046

25,130,046
Factor Arrows
212,565,023
Factor Arrows
34,188,341
Factor Arrows
17246,373
Factor Arrows
1912,967

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, 17, 19, 12967

We can check our work by multiplying all of the prime factors together: 2 x 3 x 17 x 19 x 12,967 = 25,130,046

This can also be written as 21 x 31 x 171 x 191 x 12,9671 = 25,130,046

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


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