It is the place value of the first non-zero digit in the number.
470, for one.
01234
smallest 8 digit number with three different digits
99987
2007
It is the place value of the first non-zero digit in the number.
Since 10 is a 2-digit number, it is necessary to find the numbers of combinations containing it and not containing it separately.There are 456 combinations containing 10 and 381 not containing it, making 837 in all.
They are the same because they are both multiplication. They also can be the same if the two digit number times by the one digit number equals a three digit number. They are different because the 3 digits number will obviously produce a higher product.
470, for one.
There is no such number. If there was one, simply add another digit at the end and you will have a larger number.
9999876
01234
102 is the smallest three digit number with different digits.
smallest 8 digit number with three different digits
10023?
99987