32222...22227 (43-digits)

This number is a prime.

                             322 2222222222 2222222222 2222222222 2222222227

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

The first prime after 37 in the sequence 37, 327, 3227, 32227, 322227, 3222227, etc. [Bajpai]