11

This number is a prime.

Just showing those entries submitted by 'Paddy': (Click here to show all)

The name for the now dwarf planet Pluto (discovered by Clyde W. Tombaugh in 1930) was proposed by 11-year-old Venetia Burney of Oxford, England. She is now a retired teacher whose married name is Venetia Phair. [Paddy]