Q: What are the prime factors of the number 312,136,769?

 A: 7, 19, 53, 44281

Why are those the prime factors of the number 312,136,769?

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 312,136,769

312,136,769
Factor Arrows
744,590,967
Factor Arrows
192,346,893
Factor Arrows
5344,281

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:

7, 19, 53, 44281

We can check our work by multiplying all of the prime factors together: 7 x 19 x 53 x 44,281 = 312,136,769

This can also be written as 71 x 191 x 531 x 44,2811 = 312,136,769

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


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