Q: What are the prime factors of the number 165,054,008?

 A: 2, 7, 733, 4021

Why are those the prime factors of the number 165,054,008?

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 165,054,008

165,054,008
Factor Arrows
282,527,004
Factor Arrows
241,263,502
Factor Arrows
220,631,751
Factor Arrows
72,947,393
Factor Arrows
7334,021

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, 7, 733, 4021

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 7 x 733 x 4,021 = 165,054,008

This can also be written as 23 x 71 x 7331 x 4,0211 = 165,054,008

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


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