Q: What are the prime factors of the number 162,422,056?

 A: 2, 139, 146063

Why are those the prime factors of the number 162,422,056?

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 162,422,056

162,422,056
Factor Arrows
281,211,028
Factor Arrows
240,605,514
Factor Arrows
220,302,757
Factor Arrows
139146,063

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, 139, 146063

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 139 x 146,063 = 162,422,056

This can also be written as 23 x 1391 x 146,0631 = 162,422,056

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


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