Q: What are the prime factors of the number 346,318,281?

 A: 3, 131, 179, 547

Why are those the prime factors of the number 346,318,281?

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 346,318,281

346,318,281
Factor Arrows
3115,439,427
Factor Arrows
338,479,809
Factor Arrows
312,826,603
Factor Arrows
13197,913
Factor Arrows
179547

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, 131, 179, 547

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 131 x 179 x 547 = 346,318,281

This can also be written as 33 x 1311 x 1791 x 5471 = 346,318,281

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


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