Q: What are the prime factors of the number 450,500,112?

 A: 2, 3, 71, 139, 317

Why are those the prime factors of the number 450,500,112?

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 450,500,112

450,500,112
Factor Arrows
2225,250,056
Factor Arrows
2112,625,028
Factor Arrows
256,312,514
Factor Arrows
228,156,257
Factor Arrows
39,385,419
Factor Arrows
33,128,473
Factor Arrows
7144,063
Factor Arrows
139317

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, 71, 139, 317

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 71 x 139 x 317 = 450,500,112

This can also be written as 24 x 32 x 711 x 1391 x 3171 = 450,500,112

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


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