Q: What are the prime factors of the number 40,120,527?

 A: 3, 17, 257, 3061

Why are those the prime factors of the number 40,120,527?

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 40,120,527

40,120,527
Factor Arrows
313,373,509
Factor Arrows
17786,677
Factor Arrows
2573,061

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, 17, 257, 3061

We can check our work by multiplying all of the prime factors together: 3 x 17 x 257 x 3,061 = 40,120,527

This can also be written as 31 x 171 x 2571 x 3,0611 = 40,120,527

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


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