Q: What are the prime factors of the number 30,757,504?

 A: 2, 19, 12647

Why are those the prime factors of the number 30,757,504?

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 30,757,504

30,757,504
Factor Arrows
215,378,752
Factor Arrows
27,689,376
Factor Arrows
23,844,688
Factor Arrows
21,922,344
Factor Arrows
2961,172
Factor Arrows
2480,586
Factor Arrows
2240,293
Factor Arrows
1912,647

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, 19, 12647

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 19 x 12,647 = 30,757,504

This can also be written as 27 x 191 x 12,6471 = 30,757,504

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


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