Q: What are the prime factors of the number 228,668,748?

 A: 2, 3, 7, 11, 61, 4057

Why are those the prime factors of the number 228,668,748?

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 228,668,748

228,668,748
Factor Arrows
2114,334,374
Factor Arrows
257,167,187
Factor Arrows
319,055,729
Factor Arrows
72,722,247
Factor Arrows
11247,477
Factor Arrows
614,057

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, 7, 11, 61, 4057

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 11 x 61 x 4,057 = 228,668,748

This can also be written as 22 x 31 x 71 x 111 x 611 x 4,0571 = 228,668,748

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


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