Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 272: | \[{10^{272}-1\over9}\] | 11 × 172 × 73 × 101 × 103 × 137 × 4013 × 2071723 × 5882353 × 28559389 × 152533657 × 1491383821 × 5363222357<10> × 13355595217<11> × 21993833369<11> × 2324557465671829<16> × 65552746171882583264230070868884366877803237222654400793<56> × 440441087557478776852171834625638618412949059374084837579531425633661269203803741415744566525108430933975383194546209<117> |