3A in Decimal
Hexadecimal 3A equals 58 in decimal.
3A in all number bases
Decimal58
Hexadecimal0x3A
Binary0011 1010
Octal72
How 3a converts from hexadecimal to decimal
Multiply each digit by 16 raised to its position (starting at 0 from the right), then add the results:
3× 161 = 3 × 16 = 48
A× 160 = 10 × 1 = 10
Sum: 58