Q: What are the prime factors of the number 748,122,680?

 A: 2, 5, 397, 47111

Why are those the prime factors of the number 748,122,680?

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 748,122,680

748,122,680
Factor Arrows
2374,061,340
Factor Arrows
2187,030,670
Factor Arrows
293,515,335
Factor Arrows
518,703,067
Factor Arrows
39747,111

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, 5, 397, 47111

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 397 x 47,111 = 748,122,680

This can also be written as 23 x 51 x 3971 x 47,1111 = 748,122,680

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


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