What two number when multiplied equals 13721 (thirteen thousand seven hundred twenty one)?
From the aboves multiple we can see that 13721 is a multiple of 2 numbers.
The numbers are 1, 13721
These numbers are called the factors of 13721.
13721= 13721
A prime number is a number that is divisible only by 1 and itself (without a remainder).
13721 is a prime number because it has only two factors 1 and itself.
Lets learn factorization of other numbers.