Q: What are the prime factors of the number 7,757,848?

 A: 2, 7, 17, 29, 281

Why are those the prime factors of the number 7,757,848?

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 7,757,848

7,757,848
Factor Arrows
23,878,924
Factor Arrows
21,939,462
Factor Arrows
2969,731
Factor Arrows
7138,533
Factor Arrows
178,149
Factor Arrows
29281

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, 17, 29, 281

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 7 x 17 x 29 x 281 = 7,757,848

This can also be written as 23 x 71 x 171 x 291 x 2811 = 7,757,848

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


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