251

This number is a prime.

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

GJ 251 c, which was discovered in October 2025, is currently the best target for taking pictures of a habitable-zone planet (a planet that can potentially support liquid water) in the northern sky. [Gudipati]

The smallest prime whose digits can be rearranged to form a perfect cube. [Gudipati]