Q: What are the prime factors of the number 1,224,448?

 A: 2, 4783

Why are those the prime factors of the number 1,224,448?

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 1,224,448

1,224,448
Factor Arrows
2612,224
Factor Arrows
2306,112
Factor Arrows
2153,056
Factor Arrows
276,528
Factor Arrows
238,264
Factor Arrows
219,132
Factor Arrows
29,566
Factor Arrows
24,783

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, 4783

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 4,783 = 1,224,448

This can also be written as 28 x 4,7831 = 1,224,448

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 1,224,448:


Ask a Question