tables > repunit > 20

Base 20 Repunits

Table

Viewing: 686 – 686 << prev next >>

(available: 0-999)

Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 686: \[{20^{686}-1\over19}\] 3 × 74 × 29 × 71 × 827 × 10529 × 32719 × 39103 × 269737651 × 7229082407<10> × 2488859795549<13> × 6551154092925933298930251891324599<34> × 628292358238289452269193508271835428805485714102857143<54> × 16085235800298528601154558924858577280901072655436894816183468656847830714280023735777099822171982293325867128265181554218447175984720717344912836613910811095308981992788237765595579502077388664870133353141172353405520978742843736007892705277826214228152907044804226229529912704696473595311241628276372304919217151583388438336877252195699848577679100432153809768136783<368> × [31828687130226345097944463881396533766429193651030253916189694526816118416092965888782136002377339250647948470001980665989139845140719560861868922213726307713226626576376871114245522063360000178405961588244985132285746181186892047843328000000000000000000031691265005705735037417580134400000000000000000000000000000000005629499534213120000000000000000000000000000000000000000000000001<383>]

Index range: 686 – 686 << prev next >>