Q: What are the prime factors of the number 224,031,040?

 A: 2, 5, 23, 61, 499

Why are those the prime factors of the number 224,031,040?

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 224,031,040

224,031,040
Factor Arrows
2112,015,520
Factor Arrows
256,007,760
Factor Arrows
228,003,880
Factor Arrows
214,001,940
Factor Arrows
27,000,970
Factor Arrows
23,500,485
Factor Arrows
5700,097
Factor Arrows
2330,439
Factor Arrows
61499

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, 5, 23, 61, 499

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 5 x 23 x 61 x 499 = 224,031,040

This can also be written as 26 x 51 x 231 x 611 x 4991 = 224,031,040

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


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