Q: What are the prime factors of the number 102,343,320?

 A: 2, 3, 5, 29, 9803

Why are those the prime factors of the number 102,343,320?

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 102,343,320

102,343,320
Factor Arrows
251,171,660
Factor Arrows
225,585,830
Factor Arrows
212,792,915
Factor Arrows
34,264,305
Factor Arrows
31,421,435
Factor Arrows
5284,287
Factor Arrows
299,803

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, 3, 5, 29, 9803

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 5 x 29 x 9,803 = 102,343,320

This can also be written as 23 x 32 x 51 x 291 x 9,8031 = 102,343,320

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


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