5A in Decimal
Hexadecimal 5A equals 90 in decimal.
5A in all number bases
Decimal90
Hexadecimal0x5A
Binary0101 1010
Octal132
How 5a converts from hexadecimal to decimal
Multiply each digit by 16 raised to its position (starting at 0 from the right), then add the results:
5× 161 = 5 × 16 = 80
A× 160 = 10 × 1 = 10
Sum: 90