Q: What are the prime factors of the number 540,121,360?

 A: 2, 5, 19, 355343

Why are those the prime factors of the number 540,121,360?

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 540,121,360

540,121,360
Factor Arrows
2270,060,680
Factor Arrows
2135,030,340
Factor Arrows
267,515,170
Factor Arrows
233,757,585
Factor Arrows
56,751,517
Factor Arrows
19355,343

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, 5, 19, 355343

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 19 x 355,343 = 540,121,360

This can also be written as 24 x 51 x 191 x 355,3431 = 540,121,360

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


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