What two number when multiplied equals 509 (five hundred nine)?
From the aboves multiple we can see that 509 is a multiple of 2 numbers.
The numbers are 1, 509
These numbers are called the factors of 509.
509= 509
A prime number is a number that is divisible only by 1 and itself (without a remainder).
509 is a prime number because it has only two factors 1 and itself.
Lets learn factorization of other numbers.