7 nte divisibility enganeyaa....ath koode parayaamo. Also 11 nte paranjathil Oru correction und..like alternate numbers add cheith equal aano nn check cheithaal epozhum same result kittiyaale 11 kond divisible aakoo ennilla.Rand sum um thammil difference 11 or it's multiple vannal mathi.eg: 63536,61479. Ee numbers il odd and even places le numbers add cheithaal same Alla kittunne.but both are divisible by 11. Ath koode onn correct cheyyamo