Q: What are the prime factors of the number 52,830,820?

 A: 2, 5, 7, 31, 37, 47

Why are those the prime factors of the number 52,830,820?

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 52,830,820

52,830,820
Factor Arrows
226,415,410
Factor Arrows
213,207,705
Factor Arrows
52,641,541
Factor Arrows
7377,363
Factor Arrows
753,909
Factor Arrows
311,739
Factor Arrows
3747

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, 7, 31, 37, 47

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 7 x 7 x 31 x 37 x 47 = 52,830,820

This can also be written as 22 x 51 x 72 x 311 x 371 x 471 = 52,830,820

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


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