Q: What are the prime factors of the number 261,446,464?

 A: 2, 59, 69239

Why are those the prime factors of the number 261,446,464?

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 261,446,464

261,446,464
Factor Arrows
2130,723,232
Factor Arrows
265,361,616
Factor Arrows
232,680,808
Factor Arrows
216,340,404
Factor Arrows
28,170,202
Factor Arrows
24,085,101
Factor Arrows
5969,239

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, 59, 69239

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 59 x 69,239 = 261,446,464

This can also be written as 26 x 591 x 69,2391 = 261,446,464

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


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