Q: What are the prime factors of the number 22,846,464?

 A: 2, 3, 37, 67

Why are those the prime factors of the number 22,846,464?

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 22,846,464

22,846,464
Factor Arrows
211,423,232
Factor Arrows
25,711,616
Factor Arrows
22,855,808
Factor Arrows
21,427,904
Factor Arrows
2713,952
Factor Arrows
2356,976
Factor Arrows
2178,488
Factor Arrows
289,244
Factor Arrows
244,622
Factor Arrows
222,311
Factor Arrows
37,437
Factor Arrows
32,479
Factor Arrows
3767

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, 67

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 2 x 2 x 2 x 2 x 3 x 3 x 37 x 67 = 22,846,464

This can also be written as 210 x 32 x 371 x 671 = 22,846,464

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


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