Q: What are the prime factors of the number 726,060,654?

 A: 2, 3, 11, 199, 18427

Why are those the prime factors of the number 726,060,654?

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 726,060,654

726,060,654
Factor Arrows
2363,030,327
Factor Arrows
3121,010,109
Factor Arrows
340,336,703
Factor Arrows
113,666,973
Factor Arrows
19918,427

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, 199, 18427

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 11 x 199 x 18,427 = 726,060,654

This can also be written as 21 x 32 x 111 x 1991 x 18,4271 = 726,060,654

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


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