Q: What are the prime factors of the number 18,508,300?

 A: 2, 5, 59, 3137

Why are those the prime factors of the number 18,508,300?

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 18,508,300

18,508,300
Factor Arrows
29,254,150
Factor Arrows
24,627,075
Factor Arrows
5925,415
Factor Arrows
5185,083
Factor Arrows
593,137

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, 5, 59, 3137

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 5 x 59 x 3,137 = 18,508,300

This can also be written as 22 x 52 x 591 x 3,1371 = 18,508,300

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


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