Q: What are the prime factors of the number 436,266,600?

 A: 2, 3, 5, 7, 11, 19, 71

Why are those the prime factors of the number 436,266,600?

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 436,266,600

436,266,600
Factor Arrows
2218,133,300
Factor Arrows
2109,066,650
Factor Arrows
254,533,325
Factor Arrows
318,177,775
Factor Arrows
53,635,555
Factor Arrows
5727,111
Factor Arrows
7103,873
Factor Arrows
714,839
Factor Arrows
111,349
Factor Arrows
1971

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, 3, 5, 7, 11, 19, 71

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 5 x 7 x 7 x 11 x 19 x 71 = 436,266,600

This can also be written as 23 x 31 x 52 x 72 x 111 x 191 x 711 = 436,266,600

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


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