hyperdeficient

Fetched 2026-10-26 (cache).

Synonyms: hyperefficient

Antonyms: hyperefficient

Related words from Datamuse; suggestions, not definitions.

Adjective

1. [[extremely|Extremely]] [[deficient]].
2. {{label|en|mathematics|number theory}} Having the property that, for some positive integer ''k'', δk(n) > 0, where δk(n) = n(k+1) +(k-1) –kσ(n) and σ(''n'') is the sum of the positive [[divisor]]s of ''n''.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.