Q: What are the prime factors of the number 313,001,442?

 A: 2, 3, 13, 445871

Why are those the prime factors of the number 313,001,442?

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 313,001,442

313,001,442
Factor Arrows
2156,500,721
Factor Arrows
352,166,907
Factor Arrows
317,388,969
Factor Arrows
35,796,323
Factor Arrows
13445,871

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, 13, 445871

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 13 x 445,871 = 313,001,442

This can also be written as 21 x 33 x 131 x 445,8711 = 313,001,442

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


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