Q: What are the prime factors of the number 711,634,432?

 A: 2, 1389911

Why are those the prime factors of the number 711,634,432?

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 711,634,432

711,634,432
Factor Arrows
2355,817,216
Factor Arrows
2177,908,608
Factor Arrows
288,954,304
Factor Arrows
244,477,152
Factor Arrows
222,238,576
Factor Arrows
211,119,288
Factor Arrows
25,559,644
Factor Arrows
22,779,822
Factor Arrows
21,389,911

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, 1389911

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 2 x 2 x 2 x 1,389,911 = 711,634,432

This can also be written as 29 x 1,389,9111 = 711,634,432

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


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