Q: What are the prime factors of the number 555,332,064?

 A: 2, 3, 7, 17, 48611

Why are those the prime factors of the number 555,332,064?

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 555,332,064

555,332,064
Factor Arrows
2277,666,032
Factor Arrows
2138,833,016
Factor Arrows
269,416,508
Factor Arrows
234,708,254
Factor Arrows
217,354,127
Factor Arrows
35,784,709
Factor Arrows
7826,387
Factor Arrows
1748,611

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, 7, 17, 48611

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 7 x 17 x 48,611 = 555,332,064

This can also be written as 25 x 31 x 71 x 171 x 48,6111 = 555,332,064

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


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