Q: What are the prime factors of the number 211,401,303?

 A: 3, 23, 181, 16927

Why are those the prime factors of the number 211,401,303?

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 211,401,303

211,401,303
Factor Arrows
370,467,101
Factor Arrows
233,063,787
Factor Arrows
18116,927

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, 23, 181, 16927

We can check our work by multiplying all of the prime factors together: 3 x 23 x 181 x 16,927 = 211,401,303

This can also be written as 31 x 231 x 1811 x 16,9271 = 211,401,303

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


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