Q: What are the prime factors of the number 148,467,816?

 A: 2, 3, 7, 71, 461

Why are those the prime factors of the number 148,467,816?

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 148,467,816

148,467,816
Factor Arrows
274,233,908
Factor Arrows
237,116,954
Factor Arrows
218,558,477
Factor Arrows
36,186,159
Factor Arrows
32,062,053
Factor Arrows
3687,351
Factor Arrows
3229,117
Factor Arrows
732,731
Factor Arrows
71461

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, 71, 461

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 3 x 7 x 71 x 461 = 148,467,816

This can also be written as 23 x 34 x 71 x 711 x 4611 = 148,467,816

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 148,467,816:


Ask a Question