Base 27 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 340: | \[{27^{340}-1\over26}\] | 23 × 52 × 7 × 112 × 31 × 61 × 73 × 103 × 271 × 307 × 409 × 613 × 1021 × 1181 × 1531 × 1871 × 4561 × 12853 × 30091 × 34511 × 224401 × 443701 × 956353 × 7674481 × 47763361 × 49637281 × 129159847 × 214169911 × 1743831169 × 99810171997<11> × 2663568851051<13> × 94428036319693051<17> × 862970652262943171<18> × 187668407555352123529<21> × 13271362257832586268931<23> × 1026147611042354173107500256241<31> × 1221260165462288630183115844288801<34> × 28035931589952039775691912430255721<35> × 1706953634650967930299490233845839250457448201276787601<55> × 3659006836554040172443147744958987809501181798182874041<55> × 16960184261245211770124551477792778196298722974881637673135361<62> |