Base 15 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 435: | \[{15^{435}-1\over14}\] | 11 × 59 × 61 × 241 × 349 × 4931 × 15640861 × 39225301 × 798084409 × 45829626891648603881874121<26> × 15476275967141572773889537007699<32> × 2434454875515985938258837058986771053264041318453337821<55> × 10742665205719702239035931736633456038776965336655176274378819190590029281468183326840017201756174003432441<107> × [19055279553829202138607454626413454499951765210387880899342052767655208461459656380766912967885076071778332634183191988804235399448020850549112967751012690142120137472646102480576314621117419939446220969746982200862304706745069890908835203677096424157910581<257>] |