What two number when multiplied equals 721 (seven hundred twenty one)?
From the aboves multiple we can see that 721 is a multiple of 4 numbers.
The numbers are 1, 7, 103, 721
These numbers are called the factors of 721.
7 x 103= 721
A prime number is a number that is divisible only by 1 and itself (without a remainder).
721 is not a prime number because it is divisible by other number than 1 and itself.
Lets learn factorization of other numbers.