Q: What are the prime factors of the number 274,842,256?

 A: 2, 13, 1321357

Why are those the prime factors of the number 274,842,256?

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 274,842,256

274,842,256
Factor Arrows
2137,421,128
Factor Arrows
268,710,564
Factor Arrows
234,355,282
Factor Arrows
217,177,641
Factor Arrows
131,321,357

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, 13, 1321357

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 13 x 1,321,357 = 274,842,256

This can also be written as 24 x 131 x 1,321,3571 = 274,842,256

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


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