Q: What are the prime factors of the number 185,635,257?

 A: 3, 17, 43, 84649

Why are those the prime factors of the number 185,635,257?

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 185,635,257

185,635,257
Factor Arrows
361,878,419
Factor Arrows
173,639,907
Factor Arrows
4384,649

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, 17, 43, 84649

We can check our work by multiplying all of the prime factors together: 3 x 17 x 43 x 84,649 = 185,635,257

This can also be written as 31 x 171 x 431 x 84,6491 = 185,635,257

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


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