Zeisel number

noun

A squarefree integer with at least three prime factors which fall into the pattern p_x=ap_x-1+b, where a and b are some integer constants and x is the index number of each prime factor in the factorization, sorted from lowest to highest.

Meanings

nounZeisel number (plural Zeisel numbers)

plural Zeisel numbers

  1. A squarefree integer with at least three prime factors which fall into the pattern p_x=ap_x-1+b, where a and b are some integer constants and x is the index number of each prime factor in the factorization, sorted from lowest to highest.

Origin

Named after Helmut Zeisel.

Full word history & related roots →

Rhymes & wordplay

Rhymes with Zeisel number

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Cite this entry
APA

Zeisel number. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/Zeisel%20number

MLA

“Zeisel number.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Zeisel%20number. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “Zeisel number,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/Zeisel%20number.

Source: Zeisel number on Wiktionary, CC BY-SA 4.0.