数制计算器

在二进制、八进制、十进制和十六进制系统之间转换数字。执行位运算，包括 AND、OR、XOR、NOT 和位移。

Input Number

Input Base

Quick Reference

Binary (base 2)
0, 1 only
Prefix: 0b

Octal (base 8)
0-7 only
Prefix: 0o

Decimal (base 10)
0-9
No prefix

Hex (base 16)
0-9, A-F
Prefix: 0x

Number Systems & Bitwise Operations - 技术详情

Understanding number systems is essential for low-level programming, networking, and debugging. Bitwise operations are used for flags, permissions, masks, and optimization in systems programming.

命令行替代方案

# Convert in terminal (bash)\necho $((2#1010))  # binary to decimal\nprintf '%x\\n' 255  # decimal to hex\nprintf '%d\\n' 0xFF  # hex to decimal\necho $((16#FF))  # hex to decimal