Q: What are the prime factors of the number 163,302,202?

 A: 2, 7, 163, 10223

Why are those the prime factors of the number 163,302,202?

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 163,302,202

163,302,202
Factor Arrows
281,651,101
Factor Arrows
711,664,443
Factor Arrows
71,666,349
Factor Arrows
16310,223

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:

2, 7, 163, 10223

We can check our work by multiplying all of the prime factors together: 2 x 7 x 7 x 163 x 10,223 = 163,302,202

This can also be written as 21 x 72 x 1631 x 10,2231 = 163,302,202

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


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