Base 4 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 895: | \[{4^{895}-1\over3}\] | 11 × 31 × 359 × 1433 × 14321 × 21481 × 121721 × 58745093521<11> × 145560017652641<15> × 10430557104202241<17> × 5070463106922154841<19> × 6917353530526492681<19> × 78961972629651529859281<23> × 1678434450877307861649130441<28> × 298360269108491443679449696455011<33> × 4347868190665879373495950562775707707143803<43> × 380175443574763153088777745842279962515778711<45> × 1489459109360039866456940197095433721664951999121<49> × 1696067654151459074824290253436397570222341162468471<52> × 1469858445003146449098764792932819841831626969291017637154102921731006991<73> × 4663400842490633696883245761649276084538678365729707476387596756950293864639583329277372924143001<97> |