Q: What are the prime factors of the number 141,401,776?

 A: 2, 89, 109, 911

Why are those the prime factors of the number 141,401,776?

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 141,401,776

141,401,776
Factor Arrows
270,700,888
Factor Arrows
235,350,444
Factor Arrows
217,675,222
Factor Arrows
28,837,611
Factor Arrows
8999,299
Factor Arrows
109911

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, 89, 109, 911

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 89 x 109 x 911 = 141,401,776

This can also be written as 24 x 891 x 1091 x 9111 = 141,401,776

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 141,401,776:


Ask a Question