Q: What are the prime factors of the number 124,356,258?

 A: 2, 3, 13, 17, 43, 727

Why are those the prime factors of the number 124,356,258?

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 124,356,258

124,356,258
Factor Arrows
262,178,129
Factor Arrows
320,726,043
Factor Arrows
36,908,681
Factor Arrows
13531,437
Factor Arrows
1731,261
Factor Arrows
43727

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, 13, 17, 43, 727

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 13 x 17 x 43 x 727 = 124,356,258

This can also be written as 21 x 32 x 131 x 171 x 431 x 7271 = 124,356,258

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 124,356,258:


Ask a Question