HP-65

first programmable scientific handheld calculator; with RPN and magnetic card reader, produced by Hewlett-Packard from 1974
Place mobile_device Q220638
Press Enter · cited answer in seconds

HP-65

Summary

HP-65 is a mobile device[1]. HP-65 draws 131 Wikipedia views per month (mobile_device category, ranking #1 of 2).[2]

Key Facts

  • HP-65's image is recorded as HP-65 Programmable Calculator (edited to remove background, optimized colours).jpg[3].
  • HP-65's image is recorded as HP-65 Mint in Box (cropped).jpg[4].
  • HP-65's image is recorded as HP-65 card readers both working.png[5].
  • HP-65's image is recorded as Leather case for HP-65 programmable handheld calculator, circa 1974.jpg[6].
  • HP-65's instance of is recorded as mobile device[7].
  • HP-65's instance of is recorded as programmable calculator[8].
  • HP-65's followed by is recorded as HP-67[9].
  • HP-65's followed by is recorded as HP-97[10].
  • HP-65's manufacturer is recorded as Hewlett-Packard[11].
  • HP-65's subclass of is recorded as computer[12].
  • HP-65's subclass of is recorded as programmable calculator[13].
  • HP-65's Commons category is recorded as HP-65[14].
  • HP-65's has part is recorded as magnetic card reader[15].
  • HP-65's has part is recorded as seven-segment display[16].
  • HP-65's has part is recorded as LED display[17].
  • HP-65's has part is recorded as rechargeable battery[18].
  • HP-65's has part is recorded as AC power connector[19].
  • HP-65's has part is recorded as software suite[20].
  • +1974-00-00T00:00:00Z marks the founding of HP-65[21].
  • HP-65's Freebase ID is recorded as /m/02jm1v[22].
  • HP-65's used by is recorded as National Aeronautics and Space Administration[23].
  • HP-65's used by is recorded as Apollo–Soyuz[24].
  • HP-65's used by is recorded as Steve Wozniak[25].
  • HP-65's has characteristic is recorded as first[26].
  • HP-65's uses is recorded as postfix notation[27].

Body

Designation and Status

Recorded instance of include mobile device[7] and programmable calculator[8].

History and Context

+1974-00-00T00:00:00Z marks the founding of HP-65[21].

Why It Matters

HP-65 draws 131 Wikipedia views per month (mobile_device category, ranking #1 of 2).[2] HP-65 has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[28]

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] . Retrieved . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . Retrieved . 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] . Freebase Data Dumps. 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.

📑 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-65. Retrieved May 3, 2026, from https://4ort.xyz/entity/hp-65
MLA “HP-65.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hp-65.
BibTeX @misc{4ortxyz_hp-65_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HP-65}}, year = {2026}, url = {https://4ort.xyz/entity/hp-65}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HP-65 — https://4ort.xyz/entity/hp-65 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/hp-65 · Last refreshed: