What two number when multiplied equals 15731 (fifteen thousand seven hundred thirty one)?
From the aboves multiple we can see that 15731 is a multiple of 2 numbers.
The numbers are 1, 15731
These numbers are called the factors of 15731.
15731= 15731
A prime number is a number that is divisible only by 1 and itself (without a remainder).
15731 is a prime number because it has only two factors 1 and itself.
Lets learn factorization of other numbers.