Prime factors of 21528

The prime factors are: 2, 2, 2, 3, 3, 13, 23
Prime Factor Decomposition or Prime Factorization is the process of finding which prime numbers can be multiplied together to make the original number. 21528 divided by 2, 2, 2, 3, 3, 13, 23 gives no remainder. This means Prime number are numbers that can divide without remainder.

How to Calculate Prime Factorization of 21528?

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 \( (2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, ...) \).

\(21528\div \color{red}{2} = 10764\)
\(10764\div \color{red}{2} = 5382\)
\(5382\div \color{red}{2} = 2691\)
\(2691\div \color{red}{3} = 897\)
\(897\div \color{red}{3} = 299\)
\(299\div \color{red}{13} = 23\)
\(23\div \color{red}{23} = 1\)

Factorize\( (21528) = \) \(2\times 2\times 2\times 3\times 3\times 13\times 23\)

Factor Tree of 21528

21528
210764
25382
22691
3897
3299
1323
If you want to learn more about prime factorization, take a look at the Wikipedia page.
Prime factors of: