Q: What are the prime factors of the number 263,072,845?

 A: 5, 7, 347, 21661

Why are those the prime factors of the number 263,072,845?

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 263,072,845

263,072,845
Factor Arrows
552,614,569
Factor Arrows
77,516,367
Factor Arrows
34721,661

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:

5, 7, 347, 21661

We can check our work by multiplying all of the prime factors together: 5 x 7 x 347 x 21,661 = 263,072,845

This can also be written as 51 x 71 x 3471 x 21,6611 = 263,072,845

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


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