Q: What are the prime factors of the number 22,742,848?

 A: 2, 19, 59, 317

Why are those the prime factors of the number 22,742,848?

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 22,742,848

22,742,848
Factor Arrows
211,371,424
Factor Arrows
25,685,712
Factor Arrows
22,842,856
Factor Arrows
21,421,428
Factor Arrows
2710,714
Factor Arrows
2355,357
Factor Arrows
1918,703
Factor Arrows
59317

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, 19, 59, 317

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 19 x 59 x 317 = 22,742,848

This can also be written as 26 x 191 x 591 x 3171 = 22,742,848

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


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