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HP-28 series

series of graphing calculators produced by Hewlett-Packard
Place calculator Q1127766
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HP-28 series

Summary

HP-28 series is a calculator[1]. It draws 190 Wikipedia views per month (calculator category, ranking #12 of 33).[2]

Key Facts

  • HP-28 series's instance of is recorded as calculator[3].
  • HP-28 series followed HP-42S[4].
  • HP-28 series's manufacturer is recorded as Hewlett-Packard[5].
  • HP-28 series's Commons category is recorded as HP-28[6].

Body

Designation and Status

HP-28 series's instance of is recorded as calculator[3].

Why It Matters

HP-28 series draws 190 Wikipedia views per month (calculator category, ranking #12 of 33).[2] It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[7] It is known by 8 alternative names across languages and contexts.[8]

Related Entities

Hewlett-Packard HP-42S

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [7] ↑ . Wikidata sitelinks. wikidata.org.
  3. [8] ↑ . 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). HP-28 series. Retrieved May 3, 2026, from https://4ort.xyz/entity/hp-28-series
MLA “HP-28 series.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hp-28-series.
BibTeX @misc{4ortxyz_hp-28-series_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HP-28 series}}, year = {2026}, url = {https://4ort.xyz/entity/hp-28-series}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HP-28 series — https://4ort.xyz/entity/hp-28-series (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/hp-28-series · 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. 6d ago · Twofivesixbot bot · 2026-05-26 view diff on Wikidata ↗
    Manufacturer → Hewlett-Packard
    Manufacturer → —
    Freebase id → /m/0f4rhn
    Library of congress authority id → —
    + 13 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|1 */ [[Property:P8189]]: 987007541880105171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.