What is Prime (U+2032)?

Prime is the Unicode character U+2032 (decimal 8242). It belongs to the Other Punctuation category in the block. HTML entity: ′

What is Double Prime (U+2033)?

Double Prime is the Unicode character U+2033 (decimal 8243). It belongs to the Other Punctuation category in the block. HTML entity: ″

What is Apostrophe (U+0027)?

Apostrophe is the Unicode character U+0027 (decimal 39). It belongs to the Other Punctuation category in the block. HTML entity: '

What is Acute Accent (U+00B4)?

Acute Accent is the Unicode character U+00B4 (decimal 180). It belongs to the Modifier Symbol category in the block. HTML entity: ´

Prime vs Double Prime vs Apostrophe vs Acute Accent

Compare the prime, double prime, apostrophe, and acute accent -- characters used for measurements, possessives, and diacritics that are frequently confused.

Prime

U+2032

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Double Prime

U+2033

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Apostrophe

U+0027

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Acute Accent

U+00B4

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Detailed Comparison

Property	Prime	Double Prime	Apostrophe	Acute Accent
Character	′	″	'	´
Code Point	U+2032	U+2033	U+0027	U+00B4
Decimal	8242	8243	39	180
Unicode Name	PRIME	DOUBLE PRIME	APOSTROPHE	ACUTE ACCENT
Category	Other Punctuation	Other Punctuation	Other Punctuation	Modifier Symbol
Block
HTML	′	″	'	´
Details	View →	View →	View →	View →