✦ SymbolFYI
us English kr 한국어 jp 日本語 cn 中文简体 es Español br Português in हिन्दी sa العربية fr Français ru Русский de Deutsch tr Türkçe vn Tiếng Việt id Bahasa Indonesia th ไทย
₁

Subscript One

2081 · Superscripts and Subscripts · Zyyy

概要 Subscript One

Lowered numeral 1 (U+2081) from the Superscripts and Subscripts block. Used in chemical formulas like H₂O₁ and mathematical index notation.

On this page

エンコード

Unicode ブロック U+2081
10進数 ₁
HTML 16進数 ₁
CSS \2081
JavaScript \u{2081}
Python \u2081
Java \u2081
UTF-8 16進数 e2 82 81
UTF-16 20 81
URLエンコード %E2%82%81

Unicode プロパティ

Block
Superscripts and Subscripts
Script
Zyyy
Category
Other Number (No)
Bidirectional
EN

類似記号

₀ 2080 ₂ 2082

比較

₁ vs ₂ Subscript Two ₁ vs ₀ Subscript Zero

関連記号

² 00B2 ³ 00B3 ¹ 00B9 ⁴ 2074 ⁰ 2070 ₂ 2082 ₆ 2086 ⁶ 2076 ₈ 2088 ₄ 2084 ⁵ 2075 ₇ 2087

関連ガイド

Whitespace Characters in Web Development: Beyond the Space Bar
Master all Unicode whitespace characters for web development — non-breaking space, thin space, em space, zero-width characters, and CSS white-space control.

よくある質問

What is the ₁ Subscript One symbol?

₁ is the Subscript One symbol, encoded at Unicode 2081.

What is the Unicode codepoint of Subscript One?

The Subscript One symbol (₁) has codepoint 2081.

How do I type or copy Subscript One?

Copy ₁ directly, or use the HTML entity, CSS, JavaScript, and Python encodings shown on this page.