Big factorial

How many zeros end number 116! ?


n =  27


116! = 3 3931086844 5189820119 8256093588 5732032396 6355569942 0770196366 2088123265 3141763303 3625453597 1207181169 6988685849 9194160778 0111073928 2362611996 0469179757 0505851011 0720000000 0000000000 0000000000

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