Q: What are the prime factors of the number 50,305,024?

 A: 2, 7, 11, 29

Why are those the prime factors of the number 50,305,024?

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 50,305,024

50,305,024
Factor Arrows
225,152,512
Factor Arrows
212,576,256
Factor Arrows
26,288,128
Factor Arrows
23,144,064
Factor Arrows
21,572,032
Factor Arrows
2786,016
Factor Arrows
2393,008
Factor Arrows
2196,504
Factor Arrows
298,252
Factor Arrows
249,126
Factor Arrows
224,563
Factor Arrows
73,509
Factor Arrows
11319
Factor Arrows
1129

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, 7, 11, 29

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 2 x 7 x 11 x 11 x 29 = 50,305,024

This can also be written as 211 x 71 x 112 x 291 = 50,305,024

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


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