Q: What are the prime factors of the number 151,564,064?

 A: 2, 19, 109, 2287

Why are those the prime factors of the number 151,564,064?

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 151,564,064

151,564,064
Factor Arrows
275,782,032
Factor Arrows
237,891,016
Factor Arrows
218,945,508
Factor Arrows
29,472,754
Factor Arrows
24,736,377
Factor Arrows
19249,283
Factor Arrows
1092,287

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, 19, 109, 2287

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 19 x 109 x 2,287 = 151,564,064

This can also be written as 25 x 191 x 1091 x 2,2871 = 151,564,064

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


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