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The sum of the first nine primes up to 23 is a square: + + + = = and the sum of the first 23 primes is 874, which is divisible by 23, a property shared by few other numbers. [ 7 ] [ 8 ] It is the fifth factorial prime , [ 9 ] and since 14! + 1 is a multiple of 23, but 23 is not one more than a multiple of 14 , 23 is the first Pillai prime .
The Number 23 is a 2007 American psychological thriller film [4] written by Fernley Phillips and directed by Joel Schumacher, his 23rd film. Jim Carrey stars as a man who becomes obsessed with the 23 enigma once he reads about it in a strange book that seemingly mirrors his own life.
Local number portability (LNP) allows a subscriber to request moving an existing telephone number to another telephone service provider. Number portability usually has geographic limitations, such as an existing local telephone company only being able to port to a competitor within the same rate centre. Mobile carriers may have much larger ...
The following are the original service numbers which were first issued to United States military personnel: [2] R-1: Arthur Crean – First service number of the United States armed forces; O-1: John J. Pershing – First officer service number of the United States Army; 100 00 01: Clayton Aab — First enlisted service number of the United ...
The naming procedure for large numbers is based on taking the number n occurring in 10 3n+3 (short scale) or 10 6n (long scale) and concatenating Latin roots for its units, tens, and hundreds place, together with the suffix -illion. In this way, numbers up to 10 3·999+3 = 10 3000 (short scale) or 10 6·999 = 10 5994 (long scale
When calling France from abroad, the leading zero should be omitted: for example, to call a number in Southwest France, one would dial +33 5 xx xx xx xx. French people usually state phone numbers as a sequence of five double-digit numbers, e.g., 0x xx xx xx xx (and not, for example, 0 xxx-xxx-xxx or 0xxx-xx-xxxx or 0xx-xxx-xxxx). [2]
Land line phone numbers in Vietnam follow the format Area Code + Phone Number. The area codes depend on the province and/or city. To dial a number within the same province or city, only the phone number needs to be dialed. When dialing from a different province/city or from a mobile phone, follow the format 0 + Area Code + Phone Number.
In Thailand, for the Call Free, Free Call, Toll-Free, or Free Phone service, the format used is "1800-xxxxxx". Calls are free for all fixed line calls. Mobile carriers AIS and CAT (60+%o f Thailand's subscribers) offer 1-800 service for cell phones.