Q: What are the prime factors of the number 145,200,416?

 A: 2, 59, 76907

Why are those the prime factors of the number 145,200,416?

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 145,200,416

145,200,416
Factor Arrows
272,600,208
Factor Arrows
236,300,104
Factor Arrows
218,150,052
Factor Arrows
29,075,026
Factor Arrows
24,537,513
Factor Arrows
5976,907

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, 59, 76907

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 59 x 76,907 = 145,200,416

This can also be written as 25 x 591 x 76,9071 = 145,200,416

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


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