- Accidentsdonotdivisible,equaltofanghuguishan.Yearsthataredivisibleby100arenotleapyears,unlessthey'realsodivisibleby400.Thenumber17,forexample,isprime,becauseitisdivisibleonlyby1and17.Butcenturyyearsdivisibleby400,like2000,wouldbeleapyears.AllevenNum...
- 25310