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Number system converters translate between decimal, binary, octal, hexadecimal, and other number bases.
ステップバイステップガイド
- 1Decimal (base 10): digits 0-9
- 2Binary (base 2): digits 0-1; one decimal = sum of powers of 2
- 3Hex (base 16): digits 0-F; compact representation of binary
解いた例
入力
Decimal 255
結果
Binary 11111111, Octal 377, Hex FF
Common in computing
避けるべきよくある間違い
- ✕Confusing digit values in different bases (F in hex ≠ 15 in decimal)
- ✕Forgetting leading zeros can change digit grouping
よくある質問
Why use hexadecimal in computing?
Compact: 4 binary digits = 1 hex digit. Colors, memory addresses, data use hex commonly.
How do you convert binary to hex?
Group binary digits in 4s from right; each group = one hex digit (0-F).
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