Prime factors of 20720

The prime factors are: 2, 2, 2, 2, 5, 7, 37
Prime Factor Decomposition or Prime Factorization is the process of finding which prime numbers can be multiplied together to make the original number. 20720 divided by 2, 2, 2, 2, 5, 7, 37 gives no remainder. This means Prime number are numbers that can divide without remainder.

How to Calculate Prime Factorization of 20720?

The main method of prime factorization is start dividing the number by the any divisible prime numbers until the only numbers left are prime numbers \( (2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, ...) \).

\(20720\div \color{red}{2} = 10360\)
\(10360\div \color{red}{2} = 5180\)
\(5180\div \color{red}{2} = 2590\)
\(2590\div \color{red}{2} = 1295\)
\(1295\div \color{red}{5} = 259\)
\(259\div \color{red}{7} = 37\)
\(37\div \color{red}{37} = 1\)

Factorize\( (20720) = \) \(2\times 2\times 2\times 2\times 5\times 7\times 37\)

Factor Tree of 20720

20720
210360
25180
22590
21295
5259
737
If you want to learn more about prime factorization, take a look at the Wikipedia page.
Prime factors of: