Q: What are the prime factors of the number 222,130,624?

 A: 2, 31, 103, 1087

Why are those the prime factors of the number 222,130,624?

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 222,130,624

222,130,624
Factor Arrows
2111,065,312
Factor Arrows
255,532,656
Factor Arrows
227,766,328
Factor Arrows
213,883,164
Factor Arrows
26,941,582
Factor Arrows
23,470,791
Factor Arrows
31111,961
Factor Arrows
1031,087

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, 31, 103, 1087

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 31 x 103 x 1,087 = 222,130,624

This can also be written as 26 x 311 x 1031 x 1,0871 = 222,130,624

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


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