Hexadecimal number AA in decimal

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Hex number (without 0x)

What is AA hex in decimal?

Answer

Hexadecimal number AA (0xAA) in decimal is
170

Read as an unsigned hex number — A = 10 … F = 15, case does not matter, 0x is only a prefix.

Digit × place value, then add
16¹16⁰
161
AA
= 10= 10

10×16 + 10×1 = 160 + 10 = 170

See Also

FAQ

What is AA hex in decimal?

Hexadecimal number AA (0xAA) in decimal is 170

What is AA hex in binary?

AA hex in binary is 10101010: each hex digit is 4 bits — A = 1010, A = 1010.

What is AA as a signed 8-bit number?

−86 in two’s complement (170 − 256). Unsigned it is 170.