111111112

111111112 is the decimal numeral for the integer 111,111,112. It is an even number and thus divisible by 2; in fact, it is divisible by 2^3 (eight) but not by 16, since the last four digits 1112 do not form a multiple of 16.

In other bases, the number has the following representations. In binary it is 1101001111110110101111001000. In hexadecimal it is 0x69F6BC8. The decimal form, 111,111,112, displays a distinctive pattern with eight consecutive 1s followed by a 2.

Mathematical properties include its factorization: 111,111,112 = 2^3 × 7 × 1,984,127. Therefore, the number is composite. The digit sum is 10, so it is not divisible by 3 or 9. The eight leading digits are 1s followed by a 2, giving a recognizable digit pattern that distinguishes it from a typical random number.

There is no widely recognized special mathematical constant or historical significance attached to 111111112 beyond its integer value and its simple factorization. It serves as a concrete example of a large, even, composite integer with a straightforward factorization and distinct base representations.