Q: What are the prime factors of the number 12,358,737?

 A: 3, 5651

Why are those the prime factors of the number 12,358,737?

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 12,358,737

12,358,737
Factor Arrows
34,119,579
Factor Arrows
31,373,193
Factor Arrows
3457,731
Factor Arrows
3152,577
Factor Arrows
350,859
Factor Arrows
316,953
Factor Arrows
35,651

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, 5651

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 3 x 3 x 5,651 = 12,358,737

This can also be written as 37 x 5,6511 = 12,358,737

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


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