Q: What are the prime factors of the number 203,769,735?

 A: 3, 5, 13, 17, 61469

Why are those the prime factors of the number 203,769,735?

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 203,769,735

203,769,735
Factor Arrows
367,923,245
Factor Arrows
513,584,649
Factor Arrows
131,044,973
Factor Arrows
1761,469

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, 13, 17, 61469

We can check our work by multiplying all of the prime factors together: 3 x 5 x 13 x 17 x 61,469 = 203,769,735

This can also be written as 31 x 51 x 131 x 171 x 61,4691 = 203,769,735

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


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