Q: What are the prime factors of the number 265,301,456?

 A: 2, 7, 17, 139339

Why are those the prime factors of the number 265,301,456?

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 265,301,456

265,301,456
Factor Arrows
2132,650,728
Factor Arrows
266,325,364
Factor Arrows
233,162,682
Factor Arrows
216,581,341
Factor Arrows
72,368,763
Factor Arrows
17139,339

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, 7, 17, 139339

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 7 x 17 x 139,339 = 265,301,456

This can also be written as 24 x 71 x 171 x 139,3391 = 265,301,456

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


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