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13 (number)

natural number
Thing prime_number Q37141

Facts

12 properties
Instance of
prime number, positive integer, odd number, centered icosahedral number, centered square number, star number, Fibonacci prime, Fibonacci number, odious number, deficient number, Wilson prime[2][3][4][5][6][7][8][9][10][11]
Follows
12 (number)[12]
Followed by
14 (number)[13]
Code
௰௩, ௧௩, XIII, 𒌋𒐗, 1101, 15, 11, D, 111, 31, 23, 21, 16, 14, 13, 12, 10, ΙΓʹ, ൧൩, ൧൰൩[23]
Different from
13[22]
Edition or translation of
Business, Government, and Society: A Managerial Perspective : Text and Cases[20]
Maintained by WikiProject
WikiProject Mathematics
Number of decimal digits
+2
Numeric value
+13[21]
Prime factor
13 (number)
Said to be the same as
baker's dozen[14]
Unicode character
⒀, ⓭, ⑬, ⒔, 𝋭[15][16][17][18][19]
🏷️ Also known as
en the number 13 en number 13 en xiii en thirteen ar ثلاثة عشر ar ١٣ (عدد) cs třináctka cs čertův tucet cs třináct da tretten da Tallet 13 de dreizehn de 13 de Fleischerdutzend el ΙΓʹ el δεκατρία es decimotercero es décimotercero es número 13 es Trece
🔖 Identifiers · 27
Library of Congress authority ID
sh85134903
GND ID
4150682-0
Image (Wikimedia Commons)
Lokschuppen Bamberg Nummer 3139581.jpg ↗
BabelNet ID
00000023n
Concepticon concept set ID
1708
Encyclopædia Britannica Online ID
topic/the-number-thirteen
FactGrid item ID
diethanolamine
Factordb ID
13
Fandom article ID
googology:13, prime-numbers:13
Freebase ID
/m/098vr
Gran Enciclopèdia Catalana ID
tretze-1
Gran Enciclopèdia Catalana ID (former scheme)
0148016
Show all 27 identifiers +15
Harper's tag
thirteen-the-number
Iconclass notation
49D11(13)
KIT Linked Open Numbers ID
13
MathWorld ID
13
National Library of Israel J9U ID
987007534010205171
OmegaWiki Defined Meaning
7008
Personality Database profile ID
534989
Pixiv Encyclopedia ID
13
ProofWiki ID
13
RationalWiki ID
13
Topic's main category
Category:13 (number)
UMLS CUI
C3715149
Vikidia article ID
fr:13_(nombre)
WikiKids ID
13_(getal)
Yale LUX ID
concept/240774d8-7270-4973-9530-3db3708222fd

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Summary

13 (number) is a prime number[1].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . wikidata.org.
  19. [20] ↑ . wikidata.org.
  20. [21] ↑ . wikidata.org.
  21. [22] ↑ . wikidata.org.
  22. [23] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). 13 (number). Retrieved November 4, 2026, from https://4ort.xyz/entity/13-number-
MLA “13 (number).” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Nov. 2026, https://4ort.xyz/entity/13-number-.
BibTeX @misc{4ortxyz_13-number-_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{13 (number)}}, year = {2026}, url = {https://4ort.xyz/entity/13-number-}, note = {Accessed: 2026-11-04}}
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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. 9w ago · Mahir256 · 2026-08-31 view diff on Wikidata ↗
    UMLS CUI → C3715149
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/50960|batch #50960]]"
  2. 17w ago · Susmuffin · 2026-07-04 view diff on Wikidata ↗
    Harper's tag → thirteen-the-number
    "/* wbsetclaim-create:1||1 */ Harper's tag: thirteen-the-number, Matched to [[:toollabs:mix-n-match/#/entry/289969897|thirteen the number (#289969897)]] in [[:toollabs:mix-n-match/#/catalog/7915"
  3. 23w ago · Twofivesixbot bot · 2026-05-23 view diff on Wikidata ↗
    Label in sign language → LSQ 13.jpg, BSL V~o~@DistalSternumhigh-TipForward Wiggle with lip patter
    RationalWiki ID → 13
    Gran Enciclopèdia Catalana ID → tretze-1
    Spoken text audio → Nl-13 (getal)-article.ogg
    + 40 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|2 */ National Library of Israel J9U ID: 987007534010205171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.