Q: What are the prime factors of the number 164,343,744?

 A: 2, 3, 41, 6959

Why are those the prime factors of the number 164,343,744?

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 164,343,744

164,343,744
Factor Arrows
282,171,872
Factor Arrows
241,085,936
Factor Arrows
220,542,968
Factor Arrows
210,271,484
Factor Arrows
25,135,742
Factor Arrows
22,567,871
Factor Arrows
3855,957
Factor Arrows
3285,319
Factor Arrows
416,959

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, 41, 6959

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 x 41 x 6,959 = 164,343,744

This can also be written as 26 x 32 x 411 x 6,9591 = 164,343,744

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


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