Base 4 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 931: | \[{4^{931}-1\over3}\] | 43 × 127 × 4523 × 14897 × 67033 × 174763 × 524287 × 5684313601<10> × 4363953127297<13> × 4432676798593<13> × 420502918802525203<18> × 4768748142197177447<19> × 106788290443848295284382097033<30> × 163537220852725398851434325720959<33> × 5714479757812584606479198276300869021129<40> × 283339363176938747172116939877499444692266312387<48> × 98701966634590174677587091760086861340252075392188902011585943229405892091736525805180714971330523401401878390401<113> × 78972995811637906093178745779924459870712173179818005292972009971283417861446119624814668948934213931984978819766986607321903664700433710451700696380890512015531612647797565422792691035241392682418527<200> |