Q: What are the prime factors of the number 12,434,553?

 A: 3, 37, 461

Why are those the prime factors of the number 12,434,553?

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 12,434,553

12,434,553
Factor Arrows
34,144,851
Factor Arrows
31,381,617
Factor Arrows
3460,539
Factor Arrows
3153,513
Factor Arrows
351,171
Factor Arrows
317,057
Factor Arrows
37461

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:

3, 37, 461

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 3 x 37 x 461 = 12,434,553

This can also be written as 36 x 371 x 4611 = 12,434,553

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


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