Q: What are the prime factors of the number 53,621,344?

 A: 2, 7, 19, 43, 293

Why are those the prime factors of the number 53,621,344?

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 53,621,344

53,621,344
Factor Arrows
226,810,672
Factor Arrows
213,405,336
Factor Arrows
26,702,668
Factor Arrows
23,351,334
Factor Arrows
21,675,667
Factor Arrows
7239,381
Factor Arrows
1912,599
Factor Arrows
43293

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, 7, 19, 43, 293

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 7 x 19 x 43 x 293 = 53,621,344

This can also be written as 25 x 71 x 191 x 431 x 2931 = 53,621,344

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 53,621,344:


Ask a Question