Q: What are the prime factors of the number 228,847,155?

 A: 3, 5, 443, 34439

Why are those the prime factors of the number 228,847,155?

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 228,847,155

228,847,155
Factor Arrows
376,282,385
Factor Arrows
515,256,477
Factor Arrows
44334,439

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, 5, 443, 34439

We can check our work by multiplying all of the prime factors together: 3 x 5 x 443 x 34,439 = 228,847,155

This can also be written as 31 x 51 x 4431 x 34,4391 = 228,847,155

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


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