tables > repunit > 21

Base 21 Repunits

Table

Viewing: 780 – 780 << prev next >>

(available: 0-999)

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

* 780: \[{21^{780}-1\over20}\] 22 × 5 × 11 × 132 × 17 × 31 × 41 × 53 × 61 × 79 × 131 × 157 × 211 × 421 × 463 × 521 × 547 × 1171 × 2551 × 3181 × 6709 × 9391 × 11701 × 18181 × 32969 × 40841 × 101089 × 185641 × 189437 × 443431 × 501001 × 629773 × 1360861 × 516094151 × 920421641 × 42992409721<11> × 85864930061<11> × 6202111801861<13> × 1053606939618901<16> × 7021471715414521<16> × 23509884574335185209<20> × 101619538800983513441<21> × 7691526674487958994017<22> × 702978785993374112119171<24> × 80459337199345300130638393<26> × 193538987428465501811153413<27> × 1433993498064013499085064988761<31> × [80417170738861310180594993979069959094314611413898591682755559678816275471870234448287947788126155226656880868948217805483067252631709704435461498317159645803262476564162276986604633264659161632605056457588200234761460443167571558103976935153991658032284221369085673648220402877241321683875929909393182613220986477882718496474021658238269683674222205316841839793091690279906092965214866576081572866494772831143933120144488168749928759164042139055144711939671228109625004242745374219015110506958688610167287287722021980773298251154804624692837383964187026386029811630060460151578927376767069887652544734559318599682160265132890135643982196607073730196064543194111103071912779<674>]

Index range: 780 – 780 << prev next >>