What two number when multiplied equals 9781 (nine thousand seven hundred eighty one)?
From the aboves multiple we can see that 9781 is a multiple of 2 numbers.
The numbers are 1, 9781
These numbers are called the factors of 9781.
9781= 9781
A prime number is a number that is divisible only by 1 and itself (without a remainder).
9781 is a prime number because it has only two factors 1 and itself.
Lets learn factorization of other numbers.