number sign

typographic symbol "#"
Place character Q175743
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number sign

Summary

number sign is a character[1]. It ranks in the top 0.6% of character entities by monthly Wikipedia readership (2,003 views/month, #3 of 496).[2]

Key Facts

  • number sign's image is recorded as Number sign.svg[3].
  • number sign's instance of is recorded as character[4].
  • number sign's Commons category is recorded as Hash[5].
  • number sign's Unicode character is recorded as #[6].
  • number sign's Unicode character is recorded as ﹟[7].
  • number sign's Unicode character is recorded as #[8].
  • number sign's Freebase ID is recorded as /m/0g30b[9].
  • number sign's Gran Enciclopèdia Catalana ID is recorded as 0517320[10].
  • number sign's described by source is recorded as Microsoft Learn[11].
  • number sign's Encyclopædia Britannica Online ID is recorded as technology/pound-telephone-button[12].
  • number sign's different from is recorded as sharp[13].
  • number sign's different from is recorded as £[14].
  • number sign's MathWorld ID is recorded as Octothorpe[15].
  • number sign's IBM graphic character global ID is recorded as SM010000[16].
  • number sign's maintained by WikiProject is recorded as WikiProject Mathematics[17].
  • number sign's Microsoft Academic ID is recorded as 2778907551[18].
  • number sign's Namuwiki ID is recorded as #[19].
  • number sign's Gran Enciclopèdia Catalana ID is recorded as coixinet-0[20].

Body

Designation and Status

number sign's instance of is recorded as character[4].

Cultural Significance

Things named for number sign include hashtag[21], a software feature[22] and shebang[23], a sequence[24], founded in 1980[25].

Why It Matters

number sign ranks in the top 0.6% of character entities by monthly Wikipedia readership (2,003 views/month, #3 of 496).[2] It has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[26] It is known by 61 alternative names across languages and contexts.[27]

Entities named for it include hashtag[21], a software feature[22] and shebang[23], a sequence[24], founded in 1980[25].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . Freebase Data Dumps. wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [21] . wikidata.org. → on this site
  2. [23] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [22] . Wikidata. wikidata.org. → on this site
  2. [24] . Wikidata. wikidata.org. → on this site
  3. [25] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [26] . Wikidata sitelinks. wikidata.org.
  3. [27] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). number sign. Retrieved May 3, 2026, from https://4ort.xyz/entity/number-sign
MLA “number sign.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/number-sign.
BibTeX @misc{4ortxyz_number-sign_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{number sign}}, year = {2026}, url = {https://4ort.xyz/entity/number-sign}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): number sign — https://4ort.xyz/entity/number-sign (retrieved 2026-05-03)

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