Q: What are the prime factors of the number 612,846?

 A: 2, 3, 13, 97

Why are those the prime factors of the number 612,846?

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 612,846

612,846
Factor Arrows
2306,423
Factor Arrows
3102,141
Factor Arrows
334,047
Factor Arrows
311,349
Factor Arrows
33,783
Factor Arrows
31,261
Factor Arrows
1397

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, 97

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 3 x 13 x 97 = 612,846

This can also be written as 21 x 35 x 131 x 971 = 612,846

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


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