Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
70: | \[{10^{70}-1\over9}\] | 11 × 41 × 71 × 239 × 271 × 4649 × 9091 × 123551 × 909091 × 4147571 × 102598800232111471<18> × 265212793249617641<18> |