Q: What are the prime factors of the number 42,083,162?

 A: 2, 11, 251, 7621

Why are those the prime factors of the number 42,083,162?

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 42,083,162

42,083,162
Factor Arrows
221,041,581
Factor Arrows
111,912,871
Factor Arrows
2517,621

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, 11, 251, 7621

We can check our work by multiplying all of the prime factors together: 2 x 11 x 251 x 7,621 = 42,083,162

This can also be written as 21 x 111 x 2511 x 7,6211 = 42,083,162

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


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