Q: What are the prime factors of the number 224,490?

 A: 2, 3, 5, 7, 1069

Why are those the prime factors of the number 224,490?

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 224,490

224,490
Factor Arrows
2112,245
Factor Arrows
337,415
Factor Arrows
57,483
Factor Arrows
71,069

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, 5, 7, 1069

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 7 x 1,069 = 224,490

This can also be written as 21 x 31 x 51 x 71 x 1,0691 = 224,490

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


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