Q: What are the prime factors of the number 301,321,200?

 A: 2, 3, 5, 293, 857

Why are those the prime factors of the number 301,321,200?

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 301,321,200

301,321,200
Factor Arrows
2150,660,600
Factor Arrows
275,330,300
Factor Arrows
237,665,150
Factor Arrows
218,832,575
Factor Arrows
36,277,525
Factor Arrows
51,255,505
Factor Arrows
5251,101
Factor Arrows
293857

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, 293, 857

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 5 x 5 x 293 x 857 = 301,321,200

This can also be written as 24 x 31 x 52 x 2931 x 8571 = 301,321,200

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


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