Talk:Deficient number
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Highly deficient number
[edit]Let's define deficient number as σ(n)<2n and highly deficient number as σ(n)<1.5n — Preceding unsigned comment added by 164.127.191.68 (talk)
- Wikipedia does not make up definitions. Our articles must be verifiable, based on reliable published sources. I cannot find your suggested definiton in a Google search. PrimeHunter (talk) 13:34, 11 July 2014 (UTC)
There is one more infinite family of even deficient numbers
[edit]The infinite family is 2^(n - 1) * p^m where m > 0 and p is a prime > 2^n - 1. 2409:40E0:115D:FC01:91E2:6373:CEEA:2894 (talk) 09:38, 11 February 2025 (UTC)