Q: What are the prime factors of the number 520,520,253?

 A: 3, 11, 47, 67, 5009

Why are those the prime factors of the number 520,520,253?

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 520,520,253

520,520,253
Factor Arrows
3173,506,751
Factor Arrows
1115,773,341
Factor Arrows
47335,603
Factor Arrows
675,009

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:

3, 11, 47, 67, 5009

We can check our work by multiplying all of the prime factors together: 3 x 11 x 47 x 67 x 5,009 = 520,520,253

This can also be written as 31 x 111 x 471 x 671 x 5,0091 = 520,520,253

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


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