Q: What are the prime factors of the number 30,100,416?

 A: 2, 3, 211, 743

Why are those the prime factors of the number 30,100,416?

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 30,100,416

30,100,416
Factor Arrows
215,050,208
Factor Arrows
27,525,104
Factor Arrows
23,762,552
Factor Arrows
21,881,276
Factor Arrows
2940,638
Factor Arrows
2470,319
Factor Arrows
3156,773
Factor Arrows
211743

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, 211, 743

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 3 x 211 x 743 = 30,100,416

This can also be written as 26 x 31 x 2111 x 7431 = 30,100,416

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


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