Calculating the largest known prime in Ruby

Looking to impress your Ruby friends by calculating the largest known prime, 2 ** 136_279_841-1 ? On Ruby 3.4.0-preview2 and earlier, 2 ** 136_279_841-1 logs a warning and returns Infinity 😔: 2 ** 136_279_841 - 1 # warning: in a**b, b may be too big # => Infinity Thanks to @mametter , Ruby 3.4 will handle this calculation just fine! See Do not round a**b to infinity . Knowing this, you excitedly…