Q: What are the prime factors of the number 32,041,216?

 A: 2, 47, 2663

Why are those the prime factors of the number 32,041,216?

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 32,041,216

32,041,216
Factor Arrows
216,020,608
Factor Arrows
28,010,304
Factor Arrows
24,005,152
Factor Arrows
22,002,576
Factor Arrows
21,001,288
Factor Arrows
2500,644
Factor Arrows
2250,322
Factor Arrows
2125,161
Factor Arrows
472,663

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, 47, 2663

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 2 x 47 x 2,663 = 32,041,216

This can also be written as 28 x 471 x 2,6631 = 32,041,216

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


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