Q: What are the prime factors of the number 3,532,824?

 A: 2, 3, 139, 353

Why are those the prime factors of the number 3,532,824?

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 3,532,824

3,532,824
Factor Arrows
21,766,412
Factor Arrows
2883,206
Factor Arrows
2441,603
Factor Arrows
3147,201
Factor Arrows
349,067
Factor Arrows
139353

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, 3, 139, 353

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 139 x 353 = 3,532,824

This can also be written as 23 x 32 x 1391 x 3531 = 3,532,824

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


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