Base 14 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 280: | \[{14^{280}-1\over13}\] | 3 × 52 × 11 × 292 × 41 × 71 × 101 × 113 × 197 × 281 × 937 × 1009 × 1061 × 3361 × 3761 × 22961 × 61001 × 176597 × 698521 × 774929 × 1383881 × 2985431 × 7027567 × 8108731 × 51111761 × 169104974081<12> × 179266059891241<15> × 768499041876161<15> × 4110630794871608561<19> × 1153528236782084716841<22> × 53088969266066840356181<23> × 2984619585279628795345143571<28> × 124307672434704949724447762182603361<36> × 1117278559909129147869367549629610000003585778013873657554161<61> |