Q: What are the prime factors of the number 66,360,118?

 A: 2, 11, 439, 6871

Why are those the prime factors of the number 66,360,118?

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 66,360,118

66,360,118
Factor Arrows
233,180,059
Factor Arrows
113,016,369
Factor Arrows
4396,871

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, 439, 6871

We can check our work by multiplying all of the prime factors together: 2 x 11 x 439 x 6,871 = 66,360,118

This can also be written as 21 x 111 x 4391 x 6,8711 = 66,360,118

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


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