Q: What are the prime factors of the number 740,012?

 A: 2, 7, 13, 19, 107

Why are those the prime factors of the number 740,012?

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 740,012

740,012
Factor Arrows
2370,006
Factor Arrows
2185,003
Factor Arrows
726,429
Factor Arrows
132,033
Factor Arrows
19107

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, 7, 13, 19, 107

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 13 x 19 x 107 = 740,012

This can also be written as 22 x 71 x 131 x 191 x 1071 = 740,012

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


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