Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
137: | \[{10^{137}-1\over9}\] | 2467 × 2535528323 × 1029879756928762117455431<25> × 140175894162990609843314797<27> × 12304388013741766748587780409670226810319992722055173127328805633899245853<74> |