Q: What are the prime factors of the number 120,011,430?

 A: 2, 3, 5, 7, 11, 4723

Why are those the prime factors of the number 120,011,430?

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 120,011,430

120,011,430
Factor Arrows
260,005,715
Factor Arrows
320,001,905
Factor Arrows
54,000,381
Factor Arrows
7571,483
Factor Arrows
1151,953
Factor Arrows
114,723

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, 5, 7, 11, 4723

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 7 x 11 x 11 x 4,723 = 120,011,430

This can also be written as 21 x 31 x 51 x 71 x 112 x 4,7231 = 120,011,430

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 120,011,430:


Ask a Question