Q: What are the prime factors of the number 235,256,450?

 A: 2, 5, 11, 13, 2531

Why are those the prime factors of the number 235,256,450?

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 235,256,450

235,256,450
Factor Arrows
2117,628,225
Factor Arrows
523,525,645
Factor Arrows
54,705,129
Factor Arrows
11427,739
Factor Arrows
1332,903
Factor Arrows
132,531

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, 5, 11, 13, 2531

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 11 x 13 x 13 x 2,531 = 235,256,450

This can also be written as 21 x 52 x 111 x 132 x 2,5311 = 235,256,450

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


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