3 papers
math.NT2020
On -layered numbers and some labeling related to -layered numbers
F. Jokar
In this paper, first, we define and investigate -layered numbers, which are a generalization of Zumkeller numbers. After that, we generalize the concept of Zumkeller labeling an…
math.GM2019
On square numbers of some special forms
Farid Jokar
We show that there are infinitely many square numbers , which are constrocted by putting two square numbers together , that non of them are divisible by . We also investigate…
math.NT2019
On the differences between Zumkeller and -layered numbers
Farid Jokar
A positive integer is said to be a Zumkeller number if the positive divisors of can be partitioned into two disjoint subsets of equal sum \cite{zumkeller}. In this paper, i…