What two number when multiplied equals 399 (three hundred ninety nine)?
From the aboves multiple we can see that 399 is a multiple of 8 numbers.
The numbers are 1, 3, 7, 19, 21, 57, 133, 399
These numbers are called the factors of 399.
3 x 7 x 19= 399
A prime number is a number that is divisible only by 1 and itself (without a remainder).
399 is not a prime number because it is divisible by other number than 1 and itself.
Lets learn factorization of other numbers.