Q: What are the prime factors of the number 133,746,300?

 A: 2, 3, 5, 173, 859

Why are those the prime factors of the number 133,746,300?

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 133,746,300

133,746,300
Factor Arrows
266,873,150
Factor Arrows
233,436,575
Factor Arrows
311,145,525
Factor Arrows
33,715,175
Factor Arrows
5743,035
Factor Arrows
5148,607
Factor Arrows
173859

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, 5, 173, 859

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 5 x 5 x 173 x 859 = 133,746,300

This can also be written as 22 x 32 x 52 x 1731 x 8591 = 133,746,300

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


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