Base 7 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
233: | \[{7^{233}-1\over6}\] | 467 × 79227874003<11> × 13514998546886646078035233993<29> × 56785654839475818636487235265635121007558707816641<50> × 474725486738605936329409937422799382083924833907440282342913177565183672632863426210774720985991579526577<105> |