Q: What are the prime factors of the number 701,576,700?

 A: 2, 3, 5, 11, 29, 7331

Why are those the prime factors of the number 701,576,700?

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 701,576,700

701,576,700
Factor Arrows
2350,788,350
Factor Arrows
2175,394,175
Factor Arrows
358,464,725
Factor Arrows
511,692,945
Factor Arrows
52,338,589
Factor Arrows
11212,599
Factor Arrows
297,331

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, 5, 11, 29, 7331

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 5 x 11 x 29 x 7,331 = 701,576,700

This can also be written as 22 x 31 x 52 x 111 x 291 x 7,3311 = 701,576,700

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


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