Q: What are the prime factors of the number 29,144,577?

 A: 3, 7, 11, 71, 1777

Why are those the prime factors of the number 29,144,577?

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 29,144,577

29,144,577
Factor Arrows
39,714,859
Factor Arrows
71,387,837
Factor Arrows
11126,167
Factor Arrows
711,777

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, 7, 11, 71, 1777

We can check our work by multiplying all of the prime factors together: 3 x 7 x 11 x 71 x 1,777 = 29,144,577

This can also be written as 31 x 71 x 111 x 711 x 1,7771 = 29,144,577

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


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