Q: What are the prime factors of the number 1,962,744?

 A: 2, 3, 7, 1669

Why are those the prime factors of the number 1,962,744?

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 1,962,744

1,962,744
Factor Arrows
2981,372
Factor Arrows
2490,686
Factor Arrows
2245,343
Factor Arrows
381,781
Factor Arrows
711,683
Factor Arrows
71,669

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, 7, 1669

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 7 x 7 x 1,669 = 1,962,744

This can also be written as 23 x 31 x 72 x 1,6691 = 1,962,744

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


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