Q: What are the prime factors of the number 1,497,960?

 A: 2, 3, 5, 19, 73

Why are those the prime factors of the number 1,497,960?

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 1,497,960

1,497,960
Factor Arrows
2748,980
Factor Arrows
2374,490
Factor Arrows
2187,245
Factor Arrows
362,415
Factor Arrows
320,805
Factor Arrows
36,935
Factor Arrows
51,387
Factor Arrows
1973

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, 5, 19, 73

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 3 x 5 x 19 x 73 = 1,497,960

This can also be written as 23 x 33 x 51 x 191 x 731 = 1,497,960

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


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 1,497,960:


Ask a Question