What is the difference between Mathematical Sans-serif Bold Digit Four and Digit Four?

Mathematical Sans-serif Bold Digit Four is U+1D7F0 in the Mathematical Alphanumeric Symbols block. Digit Four is U+0034 in the Basic Latin block. They are distinct Unicode codepoints and may appear visually similar depending on the font.

What is the HTML entity for Mathematical Sans-serif Bold Digit Four?

The HTML entity for Mathematical Sans-serif Bold Digit Four (U+1D7F0) is 𝟰.

What is the HTML entity for Digit Four?

The HTML entity for Digit Four (U+0034) is 4.

Are Mathematical Sans-serif Bold Digit Four and Digit Four the same Unicode character?

No. Mathematical Sans-serif Bold Digit Four is U+1D7F0 (decimal 120816) and Digit Four is U+0034 (decimal 52). They are separate codepoints.

What are the UTF-8 encodings of Mathematical Sans-serif Bold Digit Four and Digit Four?

Mathematical Sans-serif Bold Digit Four (U+1D7F0) encodes as F0 9D 9F B0 in UTF-8. Digit Four (U+0034) encodes as 34 in UTF-8.

Mathematical Sans-serif Bold Digit Four vs Digit Four

Compare two Unicode characters side by side — encodings, HTML entities, escape sequences, and Unicode properties. Useful for distinguishing visually similar characters like hyphens and dashes, quotation marks, or homoglyphs.

𝟰

Mathematical Sans-serif Bold Digit Four

U+1D7F0

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Digit Four

U+0034

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Property Comparison

Property	Mathematical Sans-serif Bold Digit Four	Digit Four
Codepoint	`U+1D7F0`	`U+0034`
Decimal	`120816`	`52`
HTML Entity	`𝟰`	`4`
HTML Decimal	`𝟰`	`4`
HTML Hex	`𝟰`	`4`
UTF-8	`F0 9D 9F B0`	`34`
UTF-16	`D8 35 DF F0`	`00 34`
UTF-32	`0001D7F0`	`00000034`
CSS Escape	`\1D7F0`	`\34`
JS Escape	`\uD835\uDFF0`	`\u0034`
Python Escape	`\U0001D7F0`	`\u0034`
URL Encoded	`%F0%9D%9F%B0`	`4`
Category	`Decimal Number (Nd)`	`Decimal Number (Nd)`
Block	`Mathematical Alphanumeric Symbols`	`Basic Latin`
Script	`Common`	`Common`
Bidi Class	`EN`	`EN`
Unicode Version	`3.1`	`1.1`

Rows highlighted in amber differ between the two characters.

Common Comparisons

Frequently confused character pairs.

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