Base 26 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 278: | \[{26^{278}-1\over25}\] | 33 × 557 × 10009 × 96679783 × 14945245807<11> × 788524269331<12> × 815142940907415128404457<24> × 29672467854781569042050491<26> × 13072803066218300600891791173229905327042375263672715947<56> × 5695282780784675813260080499707846159381050354801940863481906084660329509611096594215204161039<94> × 298480410575603448095882970092079300802655707331374106337934097630071299283516947451810811452347164378939905920542646186321978192106451290712765706029413613<156> |