199313

199313 is a natural number that follows 199312 and precedes 199314. In decimal notation it is written as 199313. The digits are 1, 9, 9, 3, 1, 3, featuring two 9s and two 3s. The digit sum is 26, so the number is not divisible by 3 or 9; it is odd, so it is not divisible by 2, and it does not end in 0 or 5, so it is not divisible by 5.

Representations in other bases include hexadecimal 0x30A91, binary 110000101010010001 (18 bits), and octal 605221. The hex form and binary form provide compact representations useful in computing contexts. The number’s position as a six-digit decimal figure means it can appear in identifiers, catalog numbers, or sequential records that use fixed-length numeric codes.

As a general integer, 199313 is a member of the natural numbers and can be analyzed with standard mathematical methods for divisibility, primality testing, and modular arithmetic, just like other integers in its range. It does not carry a widely noted mathematical constant or named property by itself.

See also: natural number, numeral systems, primality testing.