Q: What are the prime factors of the number 254,542,134?

 A: 2, 3, 7, 11, 50087

Why are those the prime factors of the number 254,542,134?

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 254,542,134

254,542,134
Factor Arrows
2127,271,067
Factor Arrows
342,423,689
Factor Arrows
76,060,527
Factor Arrows
11550,957
Factor Arrows
1150,087

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, 7, 11, 50087

We can check our work by multiplying all of the prime factors together: 2 x 3 x 7 x 11 x 11 x 50,087 = 254,542,134

This can also be written as 21 x 31 x 71 x 112 x 50,0871 = 254,542,134

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


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