Q: What are the prime factors of the number 351,234,000?

 A: 2, 3, 5, 13, 19, 79

Why are those the prime factors of the number 351,234,000?

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 351,234,000

351,234,000
Factor Arrows
2175,617,000
Factor Arrows
287,808,500
Factor Arrows
243,904,250
Factor Arrows
221,952,125
Factor Arrows
37,317,375
Factor Arrows
32,439,125
Factor Arrows
5487,825
Factor Arrows
597,565
Factor Arrows
519,513
Factor Arrows
131,501
Factor Arrows
1979

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, 13, 19, 79

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 5 x 5 x 5 x 13 x 19 x 79 = 351,234,000

This can also be written as 24 x 32 x 53 x 131 x 191 x 791 = 351,234,000

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 351,234,000:


Ask a Question