Q: What are the prime factors of the number 288,988?

 A: 2, 7, 10321

Why are those the prime factors of the number 288,988?

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 288,988

288,988
Factor Arrows
2144,494
Factor Arrows
272,247
Factor Arrows
710,321

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, 10321

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 10,321 = 288,988

This can also be written as 22 x 71 x 10,3211 = 288,988

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


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