521

natural number
Intangible positive_integer Q1069274
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521

Summary

521 is a positive integer[1]. 521 draws 1 Wikipedia views per month (positive_integer category, ranking #183 of 724).[2]

Key Facts

  • 521's instance of is recorded as positive integer[3].
  • 521's instance of is recorded as prime number[4].
  • 521's instance of is recorded as odd number[5].
  • 521's Commons category is recorded as 521 (number)[6].
  • 521's numeric value is recorded as {'amount': '+521'}[7].
  • 521's code is recorded as 209[8].
  • 521's code is recorded as ๕๒๑[9].
  • 521's code is recorded as ৫২১[10].
  • 521's code is recorded as DXXI[11].
  • 521's code is recorded as ५२१[12].
  • 521's code is recorded as 1000001001[13].
  • 521's code is recorded as ૫૨૧[14].
  • 521's code is recorded as ௫௱௨௰௧[15].
  • 521's code is recorded as ௫௨௧[16].
  • 521's code is recorded as · · · · · · · − − − · − − − −[17].
  • 521's code is recorded as ៥២១[18].
  • 521's code is recorded as ೫೨೧[19].
  • 521's code is recorded as ໕໒໑[20].
  • 521's code is recorded as ൫൨൧[21].
  • 521's code is recorded as ൫൱൨൰൧[22].
  • 521's prime factor is recorded as 521[23].
  • 521's maintained by WikiProject is recorded as WikiProject Mathematics[24].
  • 521's number of decimal digits is recorded as {'amount': '+3'}[25].

Body

Definition and Type

Recorded instance of include positive integer[3], prime number[4], and odd number[5].

Why It Matters

521 draws 1 Wikipedia views per month (positive_integer category, ranking #183 of 724).[2] 521 has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.[26] 521 is known by 15 alternative names across languages and contexts.[27]

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] . 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.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.

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). 521. Retrieved May 3, 2026, from https://4ort.xyz/entity/521
MLA “521.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/521.
BibTeX @misc{4ortxyz_521_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{521}}, year = {2026}, url = {https://4ort.xyz/entity/521}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 521 — https://4ort.xyz/entity/521 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/521 · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 20d ago · MatSuBot bot · 2026-05-09 view diff on Wikidata ↗
    Prime factor 521
    Instance of positive integer, prime number, odd number
    Maintained by wikiproject WikiProject Mathematics
    Numeric value {'amount': '+521'}
    + 3 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaimvalue:1| */ [[Property:P31]]: [[Q16317911]], fix redirect [[Q28920044]] → [[Q16317911]] ([[:toollabs:editgroups/b/CB/43bf22167717|details]])"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.