Q: What are the prime factors of the number 246,257,216?

 A: 2, 43, 2081

Why are those the prime factors of the number 246,257,216?

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 246,257,216

246,257,216
Factor Arrows
2123,128,608
Factor Arrows
261,564,304
Factor Arrows
230,782,152
Factor Arrows
215,391,076
Factor Arrows
27,695,538
Factor Arrows
23,847,769
Factor Arrows
4389,483
Factor Arrows
432,081

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, 43, 2081

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 43 x 43 x 2,081 = 246,257,216

This can also be written as 26 x 432 x 2,0811 = 246,257,216

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


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