Q: What are the prime factors of the number 102,003,744?

 A: 2, 3, 113, 9403

Why are those the prime factors of the number 102,003,744?

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 102,003,744

102,003,744
Factor Arrows
251,001,872
Factor Arrows
225,500,936
Factor Arrows
212,750,468
Factor Arrows
26,375,234
Factor Arrows
23,187,617
Factor Arrows
31,062,539
Factor Arrows
1139,403

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, 113, 9403

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 113 x 9,403 = 102,003,744

This can also be written as 25 x 31 x 1131 x 9,4031 = 102,003,744

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


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