Q: What are the prime factors of the number 45,422,861?

 A: 11, 17, 23, 59, 179

Why are those the prime factors of the number 45,422,861?

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 45,422,861

45,422,861
Factor Arrows
114,129,351
Factor Arrows
17242,903
Factor Arrows
2310,561
Factor Arrows
59179

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:

11, 17, 23, 59, 179

We can check our work by multiplying all of the prime factors together: 11 x 17 x 23 x 59 x 179 = 45,422,861

This can also be written as 111 x 171 x 231 x 591 x 1791 = 45,422,861

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


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