Q: What are the prime factors of the number 154,426,304?

 A: 2, 181, 13331

Why are those the prime factors of the number 154,426,304?

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 154,426,304

154,426,304
Factor Arrows
277,213,152
Factor Arrows
238,606,576
Factor Arrows
219,303,288
Factor Arrows
29,651,644
Factor Arrows
24,825,822
Factor Arrows
22,412,911
Factor Arrows
18113,331

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, 181, 13331

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 181 x 13,331 = 154,426,304

This can also be written as 26 x 1811 x 13,3311 = 154,426,304

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


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