Q: What are the prime factors of the number 33,154,224?

 A: 2, 3, 23, 59, 509

Why are those the prime factors of the number 33,154,224?

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 33,154,224

33,154,224
Factor Arrows
216,577,112
Factor Arrows
28,288,556
Factor Arrows
24,144,278
Factor Arrows
22,072,139
Factor Arrows
3690,713
Factor Arrows
2330,031
Factor Arrows
59509

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, 3, 23, 59, 509

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 23 x 59 x 509 = 33,154,224

This can also be written as 24 x 31 x 231 x 591 x 5091 = 33,154,224

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


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