Q: What are the prime factors of the number 54,251,536?

 A: 2, 19, 47, 3797

Why are those the prime factors of the number 54,251,536?

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 54,251,536

54,251,536
Factor Arrows
227,125,768
Factor Arrows
213,562,884
Factor Arrows
26,781,442
Factor Arrows
23,390,721
Factor Arrows
19178,459
Factor Arrows
473,797

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, 47, 3797

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 19 x 47 x 3,797 = 54,251,536

This can also be written as 24 x 191 x 471 x 3,7971 = 54,251,536

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


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