Q: What are the prime factors of the number 745,167,434?

 A: 2, 11, 67, 223, 2267

Why are those the prime factors of the number 745,167,434?

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 745,167,434

745,167,434
Factor Arrows
2372,583,717
Factor Arrows
1133,871,247
Factor Arrows
67505,541
Factor Arrows
2232,267

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, 11, 67, 223, 2267

We can check our work by multiplying all of the prime factors together: 2 x 11 x 67 x 223 x 2,267 = 745,167,434

This can also be written as 21 x 111 x 671 x 2231 x 2,2671 = 745,167,434

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


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