Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 102: | \[{10^{102}-1\over9}\] | 3 × 7 × 11 × 13 × 37 × 103 × 613 × 4013 × 210631 × 2071723 × 52986961 × 5363222357<10> × 21993833369<11> × 291078844423<12> × 13168164561429877<17> × 377526955309799110357<21> |