Q: What are the prime factors of the number 404,243,411?

 A: 11, 13, 19, 148783

Why are those the prime factors of the number 404,243,411?

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 404,243,411

404,243,411
Factor Arrows
1136,749,401
Factor Arrows
132,826,877
Factor Arrows
19148,783

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:

11, 13, 19, 148783

We can check our work by multiplying all of the prime factors together: 11 x 13 x 19 x 148,783 = 404,243,411

This can also be written as 111 x 131 x 191 x 148,7831 = 404,243,411

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


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