Q: What are the prime factors of the number 241,051,040?

 A: 2, 5, 23, 31, 2113

Why are those the prime factors of the number 241,051,040?

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 241,051,040

241,051,040
Factor Arrows
2120,525,520
Factor Arrows
260,262,760
Factor Arrows
230,131,380
Factor Arrows
215,065,690
Factor Arrows
27,532,845
Factor Arrows
51,506,569
Factor Arrows
2365,503
Factor Arrows
312,113

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, 31, 2113

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 5 x 23 x 31 x 2,113 = 241,051,040

This can also be written as 25 x 51 x 231 x 311 x 2,1131 = 241,051,040

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


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