FEEW
Lowercase z is 122 decimal, 7a hex and 1111010 binary.
It is ASCII not ASC11.American Standard Code for Information Interchange
Decimal 30 = binary 11110. The decimal binary code (BCD), however, is 11 0000.
1111 in binary is 15 in decimal.
'2' Decimal code => '10' Binary code.
The binary code for the number 100111 is already in binary format. It represents the decimal number 39 when converted from binary to decimal. Each digit in this binary number corresponds to a power of 2, starting from the rightmost digit.
In hexadecimal, that would be 0x2E, which is equivalent to 46 in decimal, which in binary is 101110.
To convert a binary number to Excess-3 code, first, convert the binary number to its decimal equivalent. Then, add 3 to the decimal value. Finally, convert the resulting decimal number back to binary. For instance, to convert the binary number 1010 (which is 10 in decimal), you would calculate 10 + 3 = 13, and then convert 13 back to binary, resulting in 1101 in Excess-3 code.
1000011
Decimal 37 expressed in binary form is 100101 (or 00100101).
You can easily convert decimal to binary in the scientific calculator - for example, the scientific calculator found in Windows. In this case, type the number in decimal, then click on "binary" to convert to binary.
The number 47 in binary would be 101111