Q: What are the prime factors of the number 55,957,914?

 A: 2, 3, 17, 31, 347

Why are those the prime factors of the number 55,957,914?

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 55,957,914

55,957,914
Factor Arrows
227,978,957
Factor Arrows
39,326,319
Factor Arrows
33,108,773
Factor Arrows
17182,869
Factor Arrows
1710,757
Factor Arrows
31347

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, 17, 31, 347

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 17 x 17 x 31 x 347 = 55,957,914

This can also be written as 21 x 32 x 172 x 311 x 3471 = 55,957,914

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


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