mass number

number of heavy particles in the atomic nucleus
Thing general Q101395
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mass number

Summary

mass number ranks in the top 2% of general entities by monthly Wikipedia readership (113 views/month).[1]

Key Facts

  • mass number's image is recorded as Carbon newtron proton count.jpg[2].
  • mass number's subclass of is recorded as quantity[3].
  • mass number's subclass of is recorded as physical quantity[4].
  • mass number's subclass of is recorded as scalar quantity[5].
  • mass number's subclass of is recorded as count variable[6].
  • mass number's Freebase ID is recorded as /m/030gcs[7].
  • mass number's PSH ID is recorded as 3713[8].
  • mass number's OmegaWiki Defined Meaning is recorded as 789542[9].
  • mass number's Gran Enciclopèdia Catalana ID is recorded as 0193311[10].
  • mass number's described by source is recorded as ISO 80000-10:2019 Quantities and units — Part 10: Atomic and nuclear physics[11].
  • mass number's Encyclopædia Britannica Online ID is recorded as science/mass-number[12].
  • mass number's different from is recorded as mass[13].
  • mass number's ISQ dimension is recorded as 1[14].
  • mass number's Great Norwegian Encyclopedia ID is recorded as A_-_fysikk[15].
  • mass number's IUPAC Gold Book ID is recorded as N04248[16].
  • mass number's IUPAC Gold Book ID is recorded as M03726[17].
  • mass number's Elhuyar ZTH ID is recorded as 015757[18].
  • mass number's Interlingual Index ID is recorded as i108927[19].
  • mass number's World of Physics ID is recorded as AtomicMassNumber[20].
  • mass number's Microsoft Academic ID is recorded as 75812238[21].
  • mass number's related image is recorded as Isotope CNO.svg[22].
  • mass number's Wolfram Language quantity ID is recorded as NucleonNumber[23].
  • mass number's quantity symbol is recorded as A[24].
  • mass number's recommended unit of measurement is recorded as 1[25].
  • mass number's QUDT quantity kind ID is recorded as MassNumber[26].

Why It Matters

mass number ranks in the top 2% of general entities by monthly Wikipedia readership (113 views/month).[1] It has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[27] It is known by 20 alternative names across languages and contexts.[28]

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [3] . goldbook.iupac.org. goldbook.iupac.org. Provenance: wikidata.org.
  3. [4] . wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . Freebase Data Dumps. 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.
  23. [24] . wikidata.org.
  24. [25] . ISO 80000-10:2019 Quantities and units — Part 10: Atomic and nuclear physics. wikidata.org.
  25. [26] . wikidata.org.

Aggregate / graph-position facts

  1. [1] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [27] . Wikidata sitelinks. wikidata.org.
  3. [28] . 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). mass number. Retrieved April 10, 2026, from https://4ort.xyz/entity/mass-number
MLA “mass number.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/mass-number.
BibTeX @misc{4ortxyz_mass-number_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{mass number}}, year = {2026}, url = {https://4ort.xyz/entity/mass-number}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): mass number — https://4ort.xyz/entity/mass-number (retrieved 2026-04-10)

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