tim so be nhat viet boi cac c/s khac nhau va tich la 45
tim so tu nhien be nhat boi cac chu so khac nhau va tich chu so la 90
tim so lon nhat duoc viet boi cac chu so khac nhau va tich cac chu so la 42
Tim so lon nhat đc viet boi cac chu so khac nhau va tich cua no la 42
tim so tu nhien be nhat viet boi cac chu so khac nhau va tong cac chu so cua no la 25
tim so lon nhat viet boi cac chu so khac nhau va tich cac chu so do bang 42
so tu nhien lon nhat duoc viet boi cac chu so khac nhau ma tich cac chu so la 90
tim so tu nhien lon nhat viet boi cac chu so khac nhau va tong cac chu so cua no la 15
tim so thap phan be nhat co cac chu so khac nhau co tich cac chu so la 90