Q: What are the prime factors of the number 1,968,992?

 A: 2, 37, 1663

Why are those the prime factors of the number 1,968,992?

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 1,968,992

1,968,992
Factor Arrows
2984,496
Factor Arrows
2492,248
Factor Arrows
2246,124
Factor Arrows
2123,062
Factor Arrows
261,531
Factor Arrows
371,663

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, 37, 1663

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 37 x 1,663 = 1,968,992

This can also be written as 25 x 371 x 1,6631 = 1,968,992

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


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