Ellan Vannin (poem) Ellan Vannin (poem) Ellan Vannin (the Manx-language name of the Isle of Man) is a poem and song, often referred to as "the alternative Manx national anthem", the words of which were written by Eliza Craven Green in 1854 and later set to music by someone called either J. Townsend or F. H. Townend (sources vary). The Manx-language name Ellan Vannin is commonly mispronounced in renditions of the song, including in the Bee Gees version, since written Manx uses an orthography based on Welsh rather than Irish/Scots gaelic, which does not accurately transcribe the "ʲə" sound found in the word
Largest known prime number the progression of the largest known prime number in ascending order. Here M = 2 − 1 is the Mersenne number with exponent "n". The longest record-holder known was M = 524,287, which was the largest known prime for 144 years. No records are known before 1456. GIMPS found the fourteen latest records (all of them Mersenne primes) on ordinary computers operated by participants around the world. A list of the 5,000 largest known primes is maintained by Chris K. Caldwell, of which the twenty largest are listed below. Largest known prime number The largest known prime number () is