Q: What are the prime factors of the number 161,535,204?

 A: 2, 3, 4487089

Why are those the prime factors of the number 161,535,204?

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 161,535,204

161,535,204
Factor Arrows
280,767,602
Factor Arrows
240,383,801
Factor Arrows
313,461,267
Factor Arrows
34,487,089

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, 4487089

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 4,487,089 = 161,535,204

This can also be written as 22 x 32 x 4,487,0891 = 161,535,204

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


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