Base 16 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 455: | \[{16^{455}-1\over15}\] | 5 × 11 × 29 × 31 × 41 × 43 × 53 × 71 × 113 × 127 × 131 × 157 × 281 × 521 × 911 × 10932 × 1613 × 2731 × 4733 × 8191 × 51481 × 86171 × 122921 × 131041 × 200201 × 224771 × 409891 × 1210483 × 7416361 × 7623851 × 34110701 × 47392381 × 112901153 × 1185685411 × 2273429341 × 23140471537<11> × 25829691707<11> × 39537592800161<14> × 108140989558681<15> × 145295143558111<15> × 171525190684121<15> × 504360902692921<15> × 8861085190774909<16> × 12997501575909761<17> × 556338525912325157<18> × 139864810400361867053688001<27> × 276505365946489396265921196884370221<36> × 327061478509556968075523586322717436918466721<45> × 343655369137983063095894075648845280000129046670755685658533958973862141<72> × 4774797453608343803270988984332214098351782527747577456028391624903856636676854631<82> |