13 + 33 + 53 = 1 + 27 + 125 = 153.
So the three digits are 1, 3 & 5.
100 10^3
1 digit number: only 1 number 2 digits number: 18 numbers 3 digits number: 76 So there are 95 numbers containing 9.
300.7479, 301.7479, 325.2547351613272312539
List the odd four-digit numerals,each containing the digits ,4,5 and 6.
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.
987654321 is the highest nine-digit number with no repeated digits.
The largest ten digit number with no repeated digits is '9876543210'.
1234
The greatest 4-digit number with no repeated digits is... 9876
It can have up to 5 digits.
The largest number with no repeated digits is 9,876,543,210 although it is 10 digits long, the largest 3 digit number with no repeated digits is 987
Any two digit number in which: (a) the units digit is not 0, and (b) the two digits are different will form a new 2-digit number when the digits are interchanged.