Q: What are the prime factors of the number 66,444,308?

 A: 2, 7, 73, 32507

Why are those the prime factors of the number 66,444,308?

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 66,444,308

66,444,308
Factor Arrows
233,222,154
Factor Arrows
216,611,077
Factor Arrows
72,373,011
Factor Arrows
7332,507

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, 73, 32507

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 73 x 32,507 = 66,444,308

This can also be written as 22 x 71 x 731 x 32,5071 = 66,444,308

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


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