What two number when multiplied equals 15421 (fifteen thousand four hundred twenty one)?
From the aboves multiple we can see that 15421 is a multiple of 4 numbers.
The numbers are 1, 7, 2203, 15421
These numbers are called the factors of 15421.
7 x 2203= 15421
A prime number is a number that is divisible only by 1 and itself (without a remainder).
15421 is not a prime number because it is divisible by other number than 1 and itself.
Lets learn factorization of other numbers.