Base 10 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
152: | \[{10^{152}-1\over9}\] | 11 × 73 × 101 × 137 × 457 × 1403417 × 722817036322379041<18> × 909090909090909091<18> × 1111111111111111111<19> × 1369778187490592461<19> × 5240808656722481737<19> × 297478330786365628414805305290302483555043017<45> |