Q: What are the prime factors of the number 56,265,240?

 A: 2, 3, 5, 17, 27581

Why are those the prime factors of the number 56,265,240?

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 56,265,240

56,265,240
Factor Arrows
228,132,620
Factor Arrows
214,066,310
Factor Arrows
27,033,155
Factor Arrows
32,344,385
Factor Arrows
5468,877
Factor Arrows
1727,581

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, 5, 17, 27581

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 17 x 27,581 = 56,265,240

This can also be written as 23 x 31 x 51 x 171 x 27,5811 = 56,265,240

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


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