Q: What are the prime factors of the number 40,484,688?

 A: 2, 3, 239, 3529

Why are those the prime factors of the number 40,484,688?

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 40,484,688

40,484,688
Factor Arrows
220,242,344
Factor Arrows
210,121,172
Factor Arrows
25,060,586
Factor Arrows
22,530,293
Factor Arrows
3843,431
Factor Arrows
2393,529

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, 239, 3529

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 239 x 3,529 = 40,484,688

This can also be written as 24 x 31 x 2391 x 3,5291 = 40,484,688

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


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