Q: What are the prime factors of the number 4,255,104?

 A: 2, 3, 7, 1583

Why are those the prime factors of the number 4,255,104?

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 4,255,104

4,255,104
Factor Arrows
22,127,552
Factor Arrows
21,063,776
Factor Arrows
2531,888
Factor Arrows
2265,944
Factor Arrows
2132,972
Factor Arrows
266,486
Factor Arrows
233,243
Factor Arrows
311,081
Factor Arrows
71,583

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, 1583

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 2 x 3 x 7 x 1,583 = 4,255,104

This can also be written as 27 x 31 x 71 x 1,5831 = 4,255,104

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


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