Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 392: | \[{7^{392}-1\over6}\] | 25 × 52 × 29 × 113 × 197 × 337 × 883 × 911 × 1201 × 2129 × 3529 × 3823 × 4733 × 16073 × 68993 × 161309 × 500977 × 517553 × 1074473 × 1445599 × 13473433 × 19847549 × 101361401 × 515717329 × 13564461457<11> × 1933665951863017<16> × 6106505825833677713<19> × 10148051647066664017<20> × 308584634651706890352352946242481<33> × 274061420882942434299469202591818281042287381503302545095392532354637355557772723480505847904751539578657168431380359936222548969841<132> |