31 in Decimal
Hexadecimal 31 equals 49 in decimal.
31 in all number bases
Decimal49
Hexadecimal0x31
Binary0011 0001
Octal61
How 31 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
1× 160 = 1 × 1 = 1
Sum: 49