4444

4444 is a natural number that follows 4443 and precedes 4445. It is an even, composite integer with several simple mathematical properties.

In factorization terms, 4444 = 2^2 × 11 × 101. Consequently, its divisors include 1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, and 4444. It is a repdigit in base 10, consisting of four identical digits. In common numeric representations, 4444 equals 0x115C in hexadecimal and 1000101011100 in binary.

In calendar terms, 4444 would be a year in the far future (CE) or a year in the distant past if considered in other era systems. No widely known historical events are associated with that year in standard reference works.

In computing and networking, port number 4444 is a well-known, frequently scanned port often used by security testing tools for establishing reverse shells or communications during demonstrations and assessments. It is not reserved for a single standard service.

In Roman numerals, 4444 is commonly written as MMMMCDXLIV, reflecting a convention for representing four thousand with multiple M characters and the subtractive notation for the remaining values.

Overall, 4444 is a small, highly composite repdigit with clear base representations and some practical references in technology and numeral systems.