Q: What are the prime factors of the number 70,600?

 A: 2, 5, 353

Why are those the prime factors of the number 70,600?

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 70,600

70,600
Factor Arrows
235,300
Factor Arrows
217,650
Factor Arrows
28,825
Factor Arrows
51,765
Factor Arrows
5353

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, 353

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 5 x 353 = 70,600

This can also be written as 23 x 52 x 3531 = 70,600

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


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