3F in Decimal
Hexadecimal 3F equals 63 in decimal.
3F in all number bases
Decimal63
Hexadecimal0x3F
Binary0011 1111
Octal77
How 3f 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
F× 160 = 15 × 1 = 15
Sum: 63