Q: What are the prime factors of the number 240,242,464?

 A: 2, 7, 11, 97501

Why are those the prime factors of the number 240,242,464?

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 240,242,464

240,242,464
Factor Arrows
2120,121,232
Factor Arrows
260,060,616
Factor Arrows
230,030,308
Factor Arrows
215,015,154
Factor Arrows
27,507,577
Factor Arrows
71,072,511
Factor Arrows
1197,501

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, 7, 11, 97501

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 7 x 11 x 97,501 = 240,242,464

This can also be written as 25 x 71 x 111 x 97,5011 = 240,242,464

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


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