1022

1022 is the natural number that comes after 1021 and before 1023. It is even and composite, with prime factorization 2 × 7 × 73.

In numeral representations, 1022 can be written as 1111111110 in binary, 1776 in octal, 0x3FE in hexadecimal, and MXXII in Roman numerals.

As a calendar year, 1022 CE falls in the 11th century. It is used in historical chronology and calendar calculations when referring to events and records from that period, though the specific happenings vary by region and source.

In computing and networking, 1022 lies within the range of well-known ports (0–1023) that are traditionally reserved for standard services and applications. This places 1022 among the common, predefined port numbers used in protocol specifications and server configurations.

Beyond mathematics and chronology, 1022 can appear as a model number, catalog identifier, or batch designation in various products and parts. Like many numbers used in labeling, its meaning is determined entirely by the particular context or system in which it is employed.