Q: What are the prime factors of the number 140,562,154?

 A: 2, 17, 23, 173, 1039

Why are those the prime factors of the number 140,562,154?

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 140,562,154

140,562,154
Factor Arrows
270,281,077
Factor Arrows
174,134,181
Factor Arrows
23179,747
Factor Arrows
1731,039

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, 17, 23, 173, 1039

We can check our work by multiplying all of the prime factors together: 2 x 17 x 23 x 173 x 1,039 = 140,562,154

This can also be written as 21 x 171 x 231 x 1731 x 1,0391 = 140,562,154

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 140,562,154:


Ask a Question