Definition of Semiperfect. Meaning of Semiperfect. Synonyms of Semiperfect

- a semiperfect number or pseudoperfect number is a natural number n that is equal to the sum of all or some of its proper divisors. A semiperfect number...
- In mathematics, a semiperfect magic cube is a magic cube that is not a perfect magic cube, i.e., a magic cube for which the cross section diagonals do...
- semiperfect cube of order 64 and a perfect cube of order 256. It also reports that he discovered the only two known tetramagic cubes, a semiperfect cube...
- theory, a weird number is a natural number that is abundant but not semiperfect. In other words, the sum of the proper divisors (divisors including 1...
- 304 is a primitive semiperfect number meaning that it is a semiperfect number that is not divisible by any other semiperfect number. 304 is an untouchable...
- 100 can be expressed as a sum of some of its divisors, making it a semiperfect number. The geometric mean of its nine divisors is 10. 100 is the sum...
- side but not the other. Perfect rings were introduced in B****'s book. A semiperfect ring is a ring over which every finitely generated left module has a...
- of Euler's totient function φ(x) over the first sixteen integers. a semiperfect number, since adding up some subsets of its divisors (e.g., 1, 4, 5,...
- to the number 30, this is the longest Aliquot Sequence. It is also: A semiperfect number, since adding some subsets of its divisors (e.g., 5, 10 and 15)...
- following 17 and preceding 19. It is an even composite number. 18 is a semiperfect number and an abundant number. It is a largely composite number, as it...