Q: What are the prime factors of the number 10,220,032?

 A: 2, 19961

Why are those the prime factors of the number 10,220,032?

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 10,220,032

10,220,032
Factor Arrows
25,110,016
Factor Arrows
22,555,008
Factor Arrows
21,277,504
Factor Arrows
2638,752
Factor Arrows
2319,376
Factor Arrows
2159,688
Factor Arrows
279,844
Factor Arrows
239,922
Factor Arrows
219,961

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, 19961

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 2 x 19,961 = 10,220,032

This can also be written as 29 x 19,9611 = 10,220,032

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


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