One thousand two hundred twenty three
1223 is an odd number.
1223 is a prime number, which means it is only divisible by 1 and itself.
1223 is a Sophie Germain prime, which means that 2 x 1223 + 1 = 2447 is also a prime number.
In binary, 1223 is represented as 10011000111.
In hex, 1223 is represented as 4c7.
Prime factorization of 1223: 1223.