Prime power Prime power In mathematics, a prime power is a positive integer power of a single prime number. For example: , and are prime powers, while , and are not. The number 1 is not counted as a prime power. The prime powers are: 2, 3, 4, 5, 7, 8, 9, 11, 13, 16, 17, 19, 23, 25, 27, 29, 31, 32, 37, 41, 43, 47, 49, 53, 59, 61, 64, 67, 71, 73, 79, 81, 83, 89, 97, 101, 103, 107, 109, 113, 121, 125, 127, 128, 131, 137, 139, 149, 151, 157, 163, 167, 169, 173, 179, 181, 191,
17-11-70 17-11-70 17-11-70 (US title "11-17-70"), released in 1971, is the fifth official album release for Elton John, and his first live album. The recording was taken from a live radio broadcast on 17 November 1970, hence the album's title. According to John, a live album was never planned as a release. Recordings of the broadcast, however, were popular among bootleggers which, according to John's producer, Gus Dudgeon, eventually prompted the record label to release it as an album. It has been said that the release by an eastern bootlegger of the whole 60-minute air cast rather than the 48 minutes