What two number when multiplied equals 19997 (nineteen thousand nine hundred ninety seven)?
From the aboves multiple we can see that 19997 is a multiple of 2 numbers.
The numbers are 1, 19997
These numbers are called the factors of 19997.
19997= 19997
A prime number is a number that is divisible only by 1 and itself (without a remainder).
19997 is a prime number because it has only two factors 1 and itself.
Lets learn factorization of other numbers.