Base 13 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 434: | \[{13^{434}-1\over12}\] | 2 × 72 × 29 × 311 × 373 × 1117 × 2729 × 11719 × 16493 × 22079 × 5229043 × 145831193 × 436265047 × 506813917 × 16389023943543602257<20> × 8170509011431363408568150369<28> × 27340842173064358257699651251<29> × 9265063882320201898324947759713<31> × 9366868544661223610069905544232905325671206870254655110731469530966941928934559<79> × 8740741575713096202756247019531372613369817940028173556582347651598007996234912657398693528302794793<100> × 117337608216676047469612080853825542824197659346969294773608497137343306255217018010375309367958189107740213952945687429711003792266973237<138> |