Q: What are the prime factors of the number 202,220,116?

 A: 2, 7, 19, 593, 641

Why are those the prime factors of the number 202,220,116?

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 202,220,116

202,220,116
Factor Arrows
2101,110,058
Factor Arrows
250,555,029
Factor Arrows
77,222,147
Factor Arrows
19380,113
Factor Arrows
593641

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, 19, 593, 641

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 19 x 593 x 641 = 202,220,116

This can also be written as 22 x 71 x 191 x 5931 x 6411 = 202,220,116

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


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