Q: What are the prime factors of the number 1,552,512?

 A: 2, 3, 13, 311

Why are those the prime factors of the number 1,552,512?

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 1,552,512

1,552,512
Factor Arrows
2776,256
Factor Arrows
2388,128
Factor Arrows
2194,064
Factor Arrows
297,032
Factor Arrows
248,516
Factor Arrows
224,258
Factor Arrows
212,129
Factor Arrows
34,043
Factor Arrows
13311

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, 13, 311

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 3 x 13 x 311 = 1,552,512

This can also be written as 27 x 31 x 131 x 3111 = 1,552,512

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


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