252! = 204484624215022882284756162044645354527365854830301974733140854399740327680355894222586710783048275671670129947103938011481584892698594287523178247211816724109883700996451372905507541113381204196195195435460255293477573752210631662539582932406086262252828746817937545830842327002089213302615630504650695790421117659177816706362043873270049714165645369554463748888564282896170368904334765715609531606271737867415895310398229305913612697600000000000000000000000000000000000000000000000000000000000000
* 498 digits