What two number when multiplied equals 1980 (one thousand nine hundred eighty)?
From the aboves multiple we can see that 1980 is a multiple of 36 numbers.
The numbers are 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980
These numbers are called the factors of 1980.
2 x 3 x 5 x 11= 1980
A prime number is a number that is divisible only by 1 and itself (without a remainder).
1980 is not a prime number because it is divisible by other number than 1 and itself.
Lets learn factorization of other numbers.