What two number when multiplied equals 3821 (three thousand eight hundred twenty one)?
From the aboves multiple we can see that 3821 is a multiple of 2 numbers.
The numbers are 1, 3821
These numbers are called the factors of 3821.
3821= 3821
A prime number is a number that is divisible only by 1 and itself (without a remainder).
3821 is a prime number because it has only two factors 1 and itself.
Lets learn factorization of other numbers.