<span class="searchmatch">perfect</span> <span class="searchmatch">numbers</span> plural of <span class="searchmatch">perfect</span> number...
itself a semantic loan from Ancient Greek τέλειος (téleios). <span class="searchmatch">perfect</span> number (plural <span class="searchmatch">perfect</span> <span class="searchmatch">numbers</span>) (number theory) A number that is the sum of all of its...
hyperperfect number Wikipedia From hyper- + <span class="searchmatch">perfect</span> number. hyperperfect number (plural hyperperfect <span class="searchmatch">numbers</span>) (mathematics, number theory) Any natural number...
<span class="searchmatch">perfect</span> be the enemy of the good”. 1973, Official journal of the European Communities, <span class="searchmatch">numbers</span> 165-169, page 161: Of course they are far from <span class="searchmatch">perfect</span>...
deficient number. defective number deficient number abundant number amicable <span class="searchmatch">numbers</span> sociable <span class="searchmatch">numbers</span> <span class="searchmatch">perfect</span> number Wikipedia article on abundant <span class="searchmatch">numbers</span>...
n ) ) = 2 n , {\displaystyle \sigma ^{2}(n)=\sigma (\sigma (n))=2n\,,} where σ is the divisor function. They are a generalization of <span class="searchmatch">perfect</span> <span class="searchmatch">numbers</span>....
most-<span class="searchmatch">perfect</span> magic square (plural most-<span class="searchmatch">perfect</span> magic squares) (number theory, recreational mathematics) A magic square of order n containing the <span class="searchmatch">numbers</span> 1...
come in large <span class="searchmatch">numbers</span>”). IPA(key): [pənɐˈjexətʲ] понае́хать • (ponajéxatʹ) pf (imperfective понаезжа́ть) (colloquial) to come in large <span class="searchmatch">numbers</span> (usually in...
<span class="searchmatch">perfect</span> square (plural <span class="searchmatch">perfect</span> squares) Synonym of square number. <span class="searchmatch">perfect</span> cube <span class="searchmatch">perfect</span> power...
71, and 142, and sum to 220; hence 220 and 284 are amicable <span class="searchmatch">numbers</span>. number theory abundant number deficient number <span class="searchmatch">perfect</span> number sociable <span class="searchmatch">numbers</span>...