Q: What are the prime factors of the number 762,800?

 A: 2, 5, 1907

Why are those the prime factors of the number 762,800?

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 762,800

762,800
Factor Arrows
2381,400
Factor Arrows
2190,700
Factor Arrows
295,350
Factor Arrows
247,675
Factor Arrows
59,535
Factor Arrows
51,907

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, 1907

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 5 x 1,907 = 762,800

This can also be written as 24 x 52 x 1,9071 = 762,800

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


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