3 papers
math.NT2023
Some Results on Zumkeller Numbers
Sai Teja Somu, Andrzej Kukla, Duc Van Khanh Tran
A positive integer is said to be a Zumkeller number or an integer-perfect number if the set of its positive divisors can be partitioned into two subsets of equal sums. In this…
math.NT2022
On Some Results on Practical Numbers
Sai Teja Somu, Ting Hon Stanford Li, Andrzej Kukla
A positive integer is said to be a practical number if every integer in can be represented as the sum of distinct divisors of . In this article, we consider practica…
math.NT2021
On Some Generalizations to Floor Function Identities of Ramanujan
Andrzej Kukla, Sai Teja Somu
We give some generalizations to three identities of Srinivasa Ramanujan involving greatest integer function.