Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 657: | \[{6^{657}-1\over5}\] | 19 × 43 × 2467 × 499321 × 1143619 × 44764549877<11> × 2436094907761<13> × 8439148071138817<16> × 138721648424756087<18> × 2820121693645487997956892799666256974847683<43> × 2938088606095421167185780675090427740332239357953057651820512043<64> × [2890314395768409747147729889098055517758892606222793443411949913224033052849598814292398570466190294705615734666662667395454143079770274774748817155613465156161446894320363372274706150129112260525697574276198087917227942026080184380838876244561069110563224945869024675773290074389220418254061901072854753064024649605837599203418161<331>] |