What two number when multiplied equals 16561 (sixteen thousand five hundred sixty one)?
From the aboves multiple we can see that 16561 is a multiple of 2 numbers.
The numbers are 1, 16561
These numbers are called the factors of 16561.
16561= 16561
A prime number is a number that is divisible only by 1 and itself (without a remainder).
16561 is a prime number because it has only two factors 1 and itself.
Lets learn factorization of other numbers.