Q: What are the prime factors of the number 40,292,624?

 A: 2, 2518289

Why are those the prime factors of the number 40,292,624?

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 40,292,624

40,292,624
Factor Arrows
220,146,312
Factor Arrows
210,073,156
Factor Arrows
25,036,578
Factor Arrows
22,518,289

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, 2518289

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2,518,289 = 40,292,624

This can also be written as 24 x 2,518,2891 = 40,292,624

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


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