What two number when multiplied equals 19909 (nineteen thousand nine hundred nine)?
From the aboves multiple we can see that 19909 is a multiple of 4 numbers.
The numbers are 1, 43, 463, 19909
These numbers are called the factors of 19909.
43 x 463= 19909
A prime number is a number that is divisible only by 1 and itself (without a remainder).
19909 is not a prime number because it is divisible by other number than 1 and itself.
Lets learn factorization of other numbers.