Q: What are the prime factors of the number 434,420,424?

 A: 2, 3, 137, 44041

Why are those the prime factors of the number 434,420,424?

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 434,420,424

434,420,424
Factor Arrows
2217,210,212
Factor Arrows
2108,605,106
Factor Arrows
254,302,553
Factor Arrows
318,100,851
Factor Arrows
36,033,617
Factor Arrows
13744,041

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, 137, 44041

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 137 x 44,041 = 434,420,424

This can also be written as 23 x 32 x 1371 x 44,0411 = 434,420,424

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


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