Base 18 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 360: | \[{18^{360}-1\over17}\] | 53 × 73 × 11 × 13 × 19 × 31 × 372 × 41 × 61 × 73 × 113 × 181 × 229 × 241 × 307 × 457 × 601 × 881 × 929 × 991 × 2711 × 9041 × 15101 × 15121 × 16921 × 25309 × 34327 × 145501 × 313921 × 465841 × 558721 × 585721 × 828811 × 33388093 × 7804804801<10> × 11019855601<11> × 11630180251<11> × 495520919281<12> × 872666624341<12> × 553141343663281<15> × 8317058910008581<16> × 137841514501966721<18> × 7414337897636419261<19> × 459390320979771734960401<24> × 1614949986544027569856891<25> × 123493831186918813797388081<27> × 1338029376807245057016053427001<31> × 1338258845052393545608356556801<31> × 12622417153307832220227596976077601049767465341735384224865969776349076733788505921<83> |