Q: What are the prime factors of the number 2,951,712?

 A: 2, 3, 37, 277

Why are those the prime factors of the number 2,951,712?

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 2,951,712

2,951,712
Factor Arrows
21,475,856
Factor Arrows
2737,928
Factor Arrows
2368,964
Factor Arrows
2184,482
Factor Arrows
292,241
Factor Arrows
330,747
Factor Arrows
310,249
Factor Arrows
37277

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, 37, 277

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 37 x 277 = 2,951,712

This can also be written as 25 x 32 x 371 x 2771 = 2,951,712

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


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