Q: What are the prime factors of the number 154,252,051?

 A: 19, 43, 523

Why are those the prime factors of the number 154,252,051?

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 154,252,051

154,252,051
Factor Arrows
198,118,529
Factor Arrows
19427,291
Factor Arrows
1922,489
Factor Arrows
43523

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:

19, 43, 523

We can check our work by multiplying all of the prime factors together: 19 x 19 x 19 x 43 x 523 = 154,252,051

This can also be written as 193 x 431 x 5231 = 154,252,051

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


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