Q: What are the prime factors of the number 2,941,248?

 A: 2, 3, 15319

Why are those the prime factors of the number 2,941,248?

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 2,941,248

2,941,248
Factor Arrows
21,470,624
Factor Arrows
2735,312
Factor Arrows
2367,656
Factor Arrows
2183,828
Factor Arrows
291,914
Factor Arrows
245,957
Factor Arrows
315,319

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, 15319

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 3 x 15,319 = 2,941,248

This can also be written as 26 x 31 x 15,3191 = 2,941,248

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


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