400

natural number
Intangible positive_integer Q1535396
400
Original: Josegacel29 Vector: Thadius856 · Public Domain · Wikimedia
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400

Summary

400 is a positive integer[1]. 400 draws 615 Wikipedia views per month (positive_integer category, ranking #96 of 724).[2]

Key Facts

  • 400's instance of is recorded as positive integer[3].
  • 400's instance of is recorded as even number[4].
  • 400's instance of is recorded as square number[5].
  • 400's instance of is recorded as hexadecagonal number[6].
  • 400's instance of is recorded as composite number[7].
  • 400's instance of is recorded as harshad number[8].
  • 400's Commons category is recorded as 400 (number)[9].
  • 400's numeric value is recorded as {'amount': '+400'}[10].
  • 400's code is recorded as 190[11].
  • 400's code is recorded as 110010000[12].
  • 400's code is recorded as ๔๐๐[13].
  • 400's code is recorded as ৪০০[14].
  • 400's code is recorded as CD[15].
  • 400's code is recorded as ४००[16].
  • 400's code is recorded as ૪૦૦[17].
  • 400's code is recorded as ௪௱[18].
  • 400's code is recorded as ௪00[19].
  • 400's code is recorded as · · · · − − − − − − − − − − −[20].
  • 400's code is recorded as ៤០០[21].
  • 400's code is recorded as ೪೦೦[22].
  • 400's code is recorded as ໔໐໐[23].
  • 400's code is recorded as Υʹ[24].
  • 400's code is recorded as ൪൦൦[25].
  • 400's code is recorded as ൪൱[26].
  • 400's code is recorded as ൪൦0[27].

Body

Definition and Type

Recorded instance of include positive integer[3], even number[4], square number[5], hexadecagonal number[6], composite number[7], and harshad number[8].

Why It Matters

400 draws 615 Wikipedia views per month (positive_integer category, ranking #96 of 724).[2] 400 has Wikipedia articles in 23 language editions, a strong signal of global cultural recognition.[28] 400 is known by 22 alternative names across languages and contexts.[29]

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.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . 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). 400. Retrieved May 3, 2026, from https://4ort.xyz/entity/400
MLA “400.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/400.
BibTeX @misc{4ortxyz_400_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{400}}, year = {2026}, url = {https://4ort.xyz/entity/400}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 400 — https://4ort.xyz/entity/400 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/400 · 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. 5d ago · Twofivesixbot bot · 2026-05-27 view diff on Wikidata ↗
    Local thumb
    "/* wbsetclaim-update-qualifiers:1||1|1 */ [[Property:P8189]]: 987007561222605171, mv to monolingual text names on J9U statements"
  2. 23d ago · MatSuBot bot · 2026-05-09 view diff on Wikidata ↗
    Aliases
    Prime factor 2, 5
    Instance of positive integer, even number, square number +3
    Maintained by wikiproject WikiProject Mathematics
    + 4 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.