216
99876543210
It is the unit's digit of the product of the unit's digits. For example, the units digit of 123456 * 4689 is simply the units digit of 6*9 = 54, which is 4.
6*6*3 = 108 numbers.
There is only one number and that is 123456.
123456.
216
99876543210
None. Extremely simple proof: To be divisible by 5 the units digit must be 5. But then it would not be divisible by 2.
2 is in the ten thousands place. From left to right, beginning from the digit just to the left of the decimal point, place values are: ones, tens, hundreds, thousands, ten thousands, hundred thousands, millions, and so on.
123456
It is the unit's digit of the product of the unit's digits. For example, the units digit of 123456 * 4689 is simply the units digit of 6*9 = 54, which is 4.
100000 of course. If digits have to be different then 123456.
It is 280,000
011 44 then the full eleven digit Jersey number minus the leading zero.e.g. 01534 123456 becomes 011 44 1534 123456.
400,000/10,000) = 40 of them.
279,999,720