Q: What are the prime factors of the number 144,591,808?

 A: 2, 199, 11353

Why are those the prime factors of the number 144,591,808?

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 144,591,808

144,591,808
Factor Arrows
272,295,904
Factor Arrows
236,147,952
Factor Arrows
218,073,976
Factor Arrows
29,036,988
Factor Arrows
24,518,494
Factor Arrows
22,259,247
Factor Arrows
19911,353

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, 199, 11353

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 199 x 11,353 = 144,591,808

This can also be written as 26 x 1991 x 11,3531 = 144,591,808

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


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