Q: What are the prime factors of the number 7,936,896?

 A: 2, 3, 11, 1879

Why are those the prime factors of the number 7,936,896?

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 7,936,896

7,936,896
Factor Arrows
23,968,448
Factor Arrows
21,984,224
Factor Arrows
2992,112
Factor Arrows
2496,056
Factor Arrows
2248,028
Factor Arrows
2124,014
Factor Arrows
262,007
Factor Arrows
320,669
Factor Arrows
111,879

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, 11, 1879

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 11 x 1,879 = 7,936,896

This can also be written as 27 x 31 x 111 x 1,8791 = 7,936,896

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


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