Base 30 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
272: | \[{30^{272}-1\over29}\] | 172 × 31 × 53 × 103 × 137 × 241 × 337 × 401 × 409 × 613 × 3361 × 3673 × 7243 × 8093 × 565727 × 4855073 × 165849348647<12> × 404569958213<12> × 1727160261481<13> × 141264028412449<15> × 14053761296299261<17> × 10570676926829627653<20> × 66177026713642266182801278505731453402912139734463627684394633491484767885113<77> × 5495630302601077629059499943343243665564942772551248336406191887403186880441217<79> × 214537440266684745947851175803603870039632730381183698998736911493725697338440098663890397073328972133948871553<111> |