Q: What are the prime factors of the number 981,548?

 A: 2, 23, 47, 227

Why are those the prime factors of the number 981,548?

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 981,548

981,548
Factor Arrows
2490,774
Factor Arrows
2245,387
Factor Arrows
2310,669
Factor Arrows
47227

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, 23, 47, 227

We can check our work by multiplying all of the prime factors together: 2 x 2 x 23 x 47 x 227 = 981,548

This can also be written as 22 x 231 x 471 x 2271 = 981,548

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


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