Culture Vannin out by the Foundation includes: Culture Vannin Culture Vannin is the trading name for the Manx Heritage Foundation, established in 1982 by the Isle of Man Government to promote Manx culture, heritage and language. It was rebranded in February 2014, having previously been known as the "Manx Heritage Foundation" (), since the former title "held connotations more towards the cultural history of the island" which were not felt to be accurate to the organisation's progressive approach to invigorating Manx culture. Culture Vannin's motto is "Taking our culture forward". The management board of the Foundation consists of two MHKs appointed by
Largest known prime number Largest known prime number The largest known prime number () is 2 − 1, a number with 23,249,425 digits. It was found by the Great Internet Mersenne Prime Search (GIMPS) in 2017. Euclid proved that there is no largest prime number, and many mathematicians and hobbyists continue to search for large prime numbers. Many of the largest known primes are Mersenne primes. , the seven largest known primes are Mersenne primes. The last sixteen record primes were Mersenne primes. The fast Fourier transform implementation of the Lucas–Lehmer primality test for Mersenne numbers is fast compared to other known primality tests