Q: What are the prime factors of the number 2,248,560?

 A: 2, 3, 5, 347

Why are those the prime factors of the number 2,248,560?

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 2,248,560

2,248,560
Factor Arrows
21,124,280
Factor Arrows
2562,140
Factor Arrows
2281,070
Factor Arrows
2140,535
Factor Arrows
346,845
Factor Arrows
315,615
Factor Arrows
35,205
Factor Arrows
31,735
Factor Arrows
5347

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, 5, 347

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 3 x 3 x 5 x 347 = 2,248,560

This can also be written as 24 x 34 x 51 x 3471 = 2,248,560

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


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