# 31 (Q712692)

| Property ID | Property | Value | Value entity | Amount | Unit | Date / from | Until | Rank | Sources |
| --- | --- | --- | --- | ---: | --- | --- | --- | --- | --- |
| P31 | Instance of | positive integer | Q16317911 |  |  |  |  | normal |  |
| P31 | Instance of | prime number | Q49008 |  |  |  |  | normal | Concrete |
| P31 | Instance of | Mersenne prime | Q186875 |  |  |  |  | normal |  |
| P31 | Instance of | odd number | Q13366129 |  |  |  |  | normal |  |
| P31 | Instance of | centered triangular number | Q190890 |  |  |  |  | normal |  |
| P31 | Instance of | centered decagonal number | Q1587812 |  |  |  |  | normal |  |
| P31 | Instance of | centered pentagonal number | Q190891 |  |  |  |  | normal |  |
| P31 | Instance of | highly touchable number | Q23296480 |  |  |  |  | normal |  |
| P31 | Instance of | Mersenne number | Q10338607 |  |  |  |  | normal |  |
| P31 | Instance of | primorial prime | Q2085786 |  |  |  |  | normal |  |
| P31 | Instance of | Euclid number | Q728223 |  |  |  |  | normal |  |
| P1181 | Numeric value | 31 |  | 31 |  |  |  | normal |  |
| P5236 | Prime factor | 31 | Q712692 |  |  |  |  | normal |  |
| P487 | Unicode character | ㉛ |  |  |  |  |  | normal |  |
| P7316 | Number of decimal digits | 2 |  | 2 |  |  |  | normal |  |
| P3295 | Code | ௩௰௧ |  |  |  |  |  | normal |  |
| P3295 | Code | ௩௧ |  |  |  |  |  | normal |  |
| P3295 | Code | XXXI |  |  |  |  |  | normal |  |
| P3295 | Code | 𒌍𒐕 |  |  |  |  |  | normal |  |
| P3295 | Code | 11111 |  |  |  |  |  | normal |  |
| P3295 | Code | 1011 |  |  |  |  |  | normal |  |
| P3295 | Code | 133 |  |  |  |  |  | normal |  |
| P3295 | Code | 111 |  |  |  |  |  | normal |  |
| P3295 | Code | 51 |  |  |  |  |  | normal |  |
| P3295 | Code | 43 |  |  |  |  |  | normal |  |
| P3295 | Code | 34 |  |  |  |  |  | normal |  |
| P3295 | Code | 37 |  |  |  |  |  | normal |  |
| P3295 | Code | 31 |  |  |  |  |  | normal |  |
| P3295 | Code | 29 |  |  |  |  |  | normal |  |
| P3295 | Code | 27 |  |  |  |  |  | normal |  |
| P3295 | Code | 25 |  |  |  |  |  | normal |  |
| P3295 | Code | 23 |  |  |  |  |  | normal |  |
| P3295 | Code | 21 |  |  |  |  |  | normal |  |
| P3295 | Code | 1F |  |  |  |  |  | normal |  |
| P3295 | Code | 1E |  |  |  |  |  | normal |  |
| P3295 | Code | 1D |  |  |  |  |  | normal |  |
| P3295 | Code | 1C |  |  |  |  |  | normal |  |
| P3295 | Code | 1B |  |  |  |  |  | normal |  |
| P3295 | Code | ΛΑʹ |  |  |  |  |  | normal |  |
| P3295 | Code | ൩൧ |  |  |  |  |  | normal |  |
| P3295 | Code | ൩൰൧ |  |  |  |  |  | normal |  |
| P155 | Follows | 30 | Q42817 |  |  |  |  | normal |  |
| P156 | Followed by | 32 | Q712701 |  |  |  |  | normal |  |
| P2581 | BabelNet ID | 03114673n |  |  |  |  |  | normal | https://babelnet.org/synset?id=bn%03114673n&lang=EN |
| P11473 | Concepticon concept set ID | 3480 |  |  |  |  |  | normal | https://concepticon.clld.org/parameters/3480 |
| P13560 | Factordb ID | 31 |  |  |  |  |  | normal | https://factordb.com/index.php?id=31 |
| P6262 | Fandom article ID | googology:31 |  |  |  |  |  | normal | https://community.fandom.com/wiki/w:c:googology%3A31 |
| P5176 | KIT Linked Open Numbers ID | 31 |  |  |  |  |  | normal | http://km.aifb.kit.edu/projects/numbers/web/n31 |
| P1748 | NCI Thesaurus ID | C126863 |  |  |  |  |  | normal | https://evsexplore.semantics.cancer.gov/evsexplore/concept/ncit/C126863 |
| P1245 | OmegaWiki Defined Meaning | 7055 |  |  |  |  |  | normal | http://www.omegawiki.org/DefinedMeaning:(7055) |
| P11408 | Pixiv Encyclopedia ID | 31 |  |  |  |  |  | normal | https://wikidata-externalid-url.toolforge.org/index.php?p=11408&url_prefix=https://dic.pixiv.net/a/&id=31 |
| P2892 | UMLS CUI | C0450355 |  |  |  |  |  | normal | https://evsexplore.semantics.cancer.gov/evsexplore/concept/ncim/C0450355 |
| P12086 | WikiKids ID | 31 |  |  |  |  |  | normal | https://wikikids.nl/31 |

Source: https://aidb.si/e/31-Q712692 — Wikidata (CC0) via AIDb