Q: What are the prime factors of the number 277,403,541?

 A: 3, 37, 47, 53173

Why are those the prime factors of the number 277,403,541?

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 277,403,541

277,403,541
Factor Arrows
392,467,847
Factor Arrows
372,499,131
Factor Arrows
4753,173

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:

3, 37, 47, 53173

We can check our work by multiplying all of the prime factors together: 3 x 37 x 47 x 53,173 = 277,403,541

This can also be written as 31 x 371 x 471 x 53,1731 = 277,403,541

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


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