A delectable number has nine digits, using the numbers 1-9 once in each digit. The first digit of a delectable number must be divisible by one. The first and second digits must be divisible by two, the first through third must be divisible by three, etc.
There has only been one delectable number discovered: 381654729.
9,999,876 is the greatest seven-digit number using four different digits.
The biggest 4 digit number that can be made from using the digits of 850236, using a digit at most once, is 8653.
You get the largest number if you sort the digits, from largest to smallest.
The greatest 9-digit number using three different digits is 999888777, formed by using the digits 9, 8, and 7 in descending order. The smallest 9-digit number using three different digits is 100000000, created with the digits 1, 0, and 0. This arrangement ensures that the number starts with 1, followed by the zeros to maintain the smallest value.
0.12369
9,999,876 is the greatest seven-digit number using four different digits.
Since there are only five different digits, a 6-digit number can only be generated if a digit can be repeated. If digits can be repeated, the smallest 6-digit number is 111111.
The biggest 4 digit number that can be made from using the digits of 850236, using a digit at most once, is 8653.
You get the largest number if you sort the digits, from largest to smallest.
The greatest 9-digit number using three different digits is 999888777, formed by using the digits 9, 8, and 7 in descending order. The smallest 9-digit number using three different digits is 100000000, created with the digits 1, 0, and 0. This arrangement ensures that the number starts with 1, followed by the zeros to maintain the smallest value.
0.12369
1023
543210
987654
the largest five digit number that can be formed using the digits 7 and 9 is 97,000
99,997
Check digits are determined (or derived) by a set algorithm using the digits of the account number.