Base 4 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 950: | \[{4^{950}-1\over3}\] | 53 × 11 × 31 × 41 × 101 × 191 × 229 × 251 × 457 × 601 × 761 × 1801 × 1901 × 2281 × 4051 × 4751 × 8101 × 54721 × 174763 × 268501 × 524287 × 525313 × 18020551 × 420778751 × 30327152671<11> × 40163004754501<14> × 276696631250953741<18> × 2416923620660807201<19> × 3011347479614249131<19> × 1369738735713888876695951<25> × 113709467433878120743807151<27> × 3145393391123750039342489201<28> × 23352531315412606928823082635851<32> × 170617159758027087771086981194610206694353113401<48> × 32972619777851117988625390165531124382269394491251<50> × 74939734427972618935191217292794401536606658631609905629157667291160276310027502566246425841301<95> × 964940030786362496024778501055934983034069633005358801247485608101536894961388465706602405381440825127901<105> |