Factorials as repdigits in base $b$
- 1 January 2022
- journal article
- research article
- Published by Prof. Marin Drinov Publishing House of BAS (Bulgarian Academy of Sciences) in Notes on Number Theory and Discrete Mathematics
- Vol. 28 (1), 21-25
- https://doi.org/10.7546/nntdm.2022.28.1.21-25
Abstract
Let b is an element of {2, 3, ..., 9}. In this paper, we show that the solutions of the equation (x)(b) = m! are (11)(5) = 3!, (33)(7) = (44)(5) = 4!, where (x)(b) has at least two digits.Keywords
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