Q: What are the prime factors of the number 124,333,056?

 A: 2, 3, 1499

Why are those the prime factors of the number 124,333,056?

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 124,333,056

124,333,056
Factor Arrows
262,166,528
Factor Arrows
231,083,264
Factor Arrows
215,541,632
Factor Arrows
27,770,816
Factor Arrows
23,885,408
Factor Arrows
21,942,704
Factor Arrows
2971,352
Factor Arrows
2485,676
Factor Arrows
2242,838
Factor Arrows
2121,419
Factor Arrows
340,473
Factor Arrows
313,491
Factor Arrows
34,497
Factor Arrows
31,499

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, 1499

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 2 x 2 x 2 x 2 x 3 x 3 x 3 x 3 x 1,499 = 124,333,056

This can also be written as 210 x 34 x 1,4991 = 124,333,056

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


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