9999
9999
9,999,876 is the greatest seven-digit number using four different digits.
The greatest 4-digit number with no repeated digits is... 9876
The greatest four-digit number is 9999. To find the largest four-digit number exactly divisible by 24, we can divide 9999 by 24, which gives approximately 416.625. Multiplying 416 by 24 gives 9996, making 9996 the greatest four-digit number that is exactly divisible by 24.
The smallest four-digit number not using zero is 1000. In a four-digit number, the first digit cannot be zero, so the smallest possible value for the first digit is 1. The remaining three digits can be any number from 0-9, so the smallest possible four-digit number is 1000.
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11
Add the two greatest possible four digit numbers. 9999 + 9999
9999
9,999,876 is the greatest seven-digit number using four different digits.
9,999 is the greatest four digit number.
The greatest 4-digit number with no repeated digits is... 9876
8642
9998
The smallest four-digit number not using zero is 1000. In a four-digit number, the first digit cannot be zero, so the smallest possible value for the first digit is 1. The remaining three digits can be any number from 0-9, so the smallest possible four-digit number is 1000.
90001smallest six-digit whole number= 100000greatest four-digit whole number = 9999100000 - 9999 = 90001
1,004