Q: What are the prime factors of the number 301,143,297?

 A: 3, 7, 13, 53, 1601

Why are those the prime factors of the number 301,143,297?

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 301,143,297

301,143,297
Factor Arrows
3100,381,099
Factor Arrows
714,340,157
Factor Arrows
131,103,089
Factor Arrows
1384,853
Factor Arrows
531,601

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:

3, 7, 13, 53, 1601

We can check our work by multiplying all of the prime factors together: 3 x 7 x 13 x 13 x 53 x 1,601 = 301,143,297

This can also be written as 31 x 71 x 132 x 531 x 1,6011 = 301,143,297

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


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