Largest known factorial prime

The largest known of the form n! − 1 is equal to 208,003! − 1, which is 1,015,843 digits long; it was discovered on July 25, 2016.The Top Twenty: Factorial primes Retrieved 2022-08-09.
The largest known factorial prime of the form n! + 1 is equal to 422,429! + 1, which is 2,193,027 digits long; it was discovered on February 21, 2022.
== Sources ==
Category:Numbers
Category:Class 3
Category:Factorial numbers
Category:Lower class 3
Category:Numerical records
Category:Prime numbers
Category:Dynamic googolisms
ru:Наибольшее известное факториальное простое число