Q: What are the prime factors of the number 9,768,448?

 A: 2, 19079

Why are those the prime factors of the number 9,768,448?

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 9,768,448

9,768,448
Factor Arrows
24,884,224
Factor Arrows
22,442,112
Factor Arrows
21,221,056
Factor Arrows
2610,528
Factor Arrows
2305,264
Factor Arrows
2152,632
Factor Arrows
276,316
Factor Arrows
238,158
Factor Arrows
219,079

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, 19079

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 19,079 = 9,768,448

This can also be written as 29 x 19,0791 = 9,768,448

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


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