Prime
Part of Punctuation and Typography Marks
Prime has no standard Windows Alt code. Copy the character directly, or use its HTML entity or Unicode value instead.
- Alt code
- None
- HTML entity
- ′
- Unicode
- U+2032
About this symbol
The prime marks feet and minutes: 6′ is six feet, and 15′ is fifteen minutes of arc, a sixtieth of a degree. In maths it marks a derivative, f′. It is a separate character from the apostrophe, which it is often replaced by.
Unicode facts
- Official name
- PRIME
- Also called
- Minutes, feet
- Type
- Punctuation
- Unicode block
- General Punctuation
- Added in
- Unicode 1.1 (1993)
Click the symbol or any value at the top of the page to copy it. See the full Punctuation and Typography Marks chart for related characters.