What two number when multiplied equals 2145 (two thousand one hundred forty five)?
From the aboves multiple we can see that 2145 is a multiple of 16 numbers.
The numbers are 1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145
These numbers are called the factors of 2145.
3 x 5 x 11 x 13= 2145
A prime number is a number that is divisible only by 1 and itself (without a remainder).
2145 is not a prime number because it is divisible by other number than 1 and itself.
Lets learn factorization of other numbers.