On which number British single was "She's a Woman" released on?
She's a Woman:  It was released as the B-side to "I Feel Fine" in 1964, their last single release that year. I Feel Fine: "I Feel Fine" is a song written by John Lennon (credited to Lennon–McCartney) and released in 1964 by the Beatles as the A-side of their eighth British single.
eighth