Base 6 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 690: | \[{6^{690}-1\over5}\] | 5 × 7 × 11 × 31 × 43 × 47 × 101 × 139 × 311 × 461 × 691 × 1151 × 1171 × 1201 × 3221 × 11731 × 44851 × 1950271 × 113958101 × 241541401 × 990000731 × 7505944891<10> × 55727811361<11> × 24648570768391<14> × 139954341051841<15> × 23126990778420152651<20> × 816214079084081564521<21> × 257917526307345124973861<24> × 40752608049190149321816351186154151<35> × [119997766582594152671487327396686360682939183946457566628232244210983895561963119939420256297656829998091888178159695481307940719883323734011384118636860042847283394122970951240255138415634294656788390813956238234652722847606143854267751641049362270773133517254582998923688021521880421474274073039367750057357717511691<318>] |