Q: What are the prime factors of the number 256,562,464?

 A: 2, 349, 22973

Why are those the prime factors of the number 256,562,464?

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 256,562,464

256,562,464
Factor Arrows
2128,281,232
Factor Arrows
264,140,616
Factor Arrows
232,070,308
Factor Arrows
216,035,154
Factor Arrows
28,017,577
Factor Arrows
34922,973

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, 349, 22973

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 349 x 22,973 = 256,562,464

This can also be written as 25 x 3491 x 22,9731 = 256,562,464

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


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