What two number when multiplied equals 391 (three hundred ninety one)?
From the aboves multiple we can see that 391 is a multiple of 4 numbers.
The numbers are 1, 17, 23, 391
These numbers are called the factors of 391.
17 x 23= 391
A prime number is a number that is divisible only by 1 and itself (without a remainder).
391 is not a prime number because it is divisible by other number than 1 and itself.
Lets learn factorization of other numbers.