4 108 1 where to start?

4 108 1 is the beginning number of the ID card in Shanyang District, Jiaozuo City, Henan Province.

At present, the 18 digit number of the second-generation ID card is a set of characteristic combination codes, which consists of a 17 digit ontology code and a check code. The order from left to right is: six-digit address code, eight-digit date of birth code, three-digit serial code and one-digit check code.

Address code (first six digits): indicates the administrative division code of the province (municipality directly under the central government, autonomous region), prefecture (city) and county (city, flag, district) where the permanent residence of the object of ID card coding is located, which is implemented in accordance with GB/T2260. Among them, the first two digits represent the code of the province (municipality or autonomous region); The third and fourth digits indicate the location (city) code; The fifth and sixth digits represent the codes of counties (cities, flags and districts).

Date of birth code (seventh to fourteenth digits): indicates the date of birth of the object of ID card coding, which is implemented according to GB/T7408, and there is no separator between the date of birth codes.

Serial number (from 15 to 17): indicates the serial number assigned to people born in the same year, month and day in the same address code, with odd numbers assigned to men and even numbers assigned to women.

Check code (bit 18): As the check code of the tail number, the calculation method is that the first seventeen digits of the ID card are multiplied by different coefficients, and the coefficients of the first to seventeenth digits are 7, 9, 10, 5, 8, 4, 2, 1 6, 3, 7, 9,/respectively. The remainder can only have eleven digits such as 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, and the last ID number corresponding to it is 1, 0, x, 9, 8, 7, 6, 5, 4, respectively.