Greek Capital Letter Sigma
Unicode
U+03A3
Decimal
931
HTML entity
Σ
HTML (numeric)
Σ · Σ
Alt code (Windows)
Alt + 931
Category
Greek letters
Related characters
FAQ — Greek Capital Letter Sigma
What is the Unicode code of Σ (Greek Capital Letter Sigma)?
The Greek Capital Letter Sigma character has the Unicode codepoint U+03A3 (decimal 931). Its HTML form is Σ, or Σ (decimal) / Σ (hex).
How do I type Σ with an alt code?
On Windows, hold the Alt key and type Alt + 931 on the numeric keypad. Or copy the character directly with the button above.
Which category does Σ belong to?
Greek Capital Letter Sigma is in the "Greek letters" category.