Q: What are the prime factors of the number 218,055,104?

 A: 2, 3407111

Why are those the prime factors of the number 218,055,104?

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 218,055,104

218,055,104
Factor Arrows
2109,027,552
Factor Arrows
254,513,776
Factor Arrows
227,256,888
Factor Arrows
213,628,444
Factor Arrows
26,814,222
Factor Arrows
23,407,111

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, 3407111

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 3,407,111 = 218,055,104

This can also be written as 26 x 3,407,1111 = 218,055,104

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


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