Q: What are the prime factors of the number 121,464,035?

 A: 5, 7, 11, 23, 29, 43

Why are those the prime factors of the number 121,464,035?

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 121,464,035

121,464,035
Factor Arrows
524,292,807
Factor Arrows
73,470,401
Factor Arrows
11315,491
Factor Arrows
1128,681
Factor Arrows
231,247
Factor Arrows
2943

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:

5, 7, 11, 23, 29, 43

We can check our work by multiplying all of the prime factors together: 5 x 7 x 11 x 11 x 23 x 29 x 43 = 121,464,035

This can also be written as 51 x 71 x 112 x 231 x 291 x 431 = 121,464,035

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 121,464,035:


Ask a Question