Q: What are the prime factors of the number 70,081,152?

 A: 2, 3, 182503

Why are those the prime factors of the number 70,081,152?

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 70,081,152

70,081,152
Factor Arrows
235,040,576
Factor Arrows
217,520,288
Factor Arrows
28,760,144
Factor Arrows
24,380,072
Factor Arrows
22,190,036
Factor Arrows
21,095,018
Factor Arrows
2547,509
Factor Arrows
3182,503

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, 182503

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 182,503 = 70,081,152

This can also be written as 27 x 31 x 182,5031 = 70,081,152

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 70,081,152:


Ask a Question