cototient

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noun

The value of n – φ(n), i.e. the number of positive integers less than or equal to n that are divisible by at least one prime that also divides n.

Scrabble 11
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Meanings

nouncototient (plural cototients)

plural cototients

  1. mathematicsThe value of n – φ(n), i.e. the number of positive integers less than or equal to n that are divisible by at least one prime that also divides n.

Origin

From co- + totient.

Full word history & related roots →

Translations

Polish kotocjent
  • kotocjentvalue of n – φ(n), i.e. the number of positive integers less than or equal to n that are divisible by at least one prime that also divides n
Cite this entry
APA

cototient. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/cototient

MLA

“cototient.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cototient. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “cototient,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/cototient.

Source: cototient on Wiktionary, CC BY-SA 4.0.