tables > repunit > 21

Base 21 Repunits

Table

Viewing: 880 – 880 << prev next >>

(available: 0-999)

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

* 880: \[{21^{880}-1\over20}\] 24 × 5 × 112 × 13 × 17 × 23 × 41 × 89 × 241 × 353 × 661 × 881 × 2971 × 6073 × 9521 × 39161 × 40841 × 62897 × 72161 × 87121 × 97241 × 185641 × 285121 × 300673 × 3441241 × 10362529 × 22995281 × 33534961 × 313433209 × 715521049 × 920421641 × 3184193681 × 5664205361<10> × 363230092241<12> × 2599537710221<13> × 5271047011121<13> × 17513875027111<14> × 415710882920521<15> × 1218921094812961<16> × 1474720529538961<16> × 9036610069262821<16> × 29831330140869137<17> × 32775913825604401<17> × 270573999780463721<18> × 8407123807237422961<19> × 1105893073846539560737<22> × 4718573764413203147069<22> × 54598616218616435702441<23> × 140065954810191667464461<24> × 427340685127009875562001<24> × 109059874229221664821286941<27> × [47916193622443911582911276234508645918406244124456053797601852089725892594555844307293469971574606185212457519746762755671342905219322706454602064782407456232408386055617381107883687836235079497294133980717155858246625914876989330361493191319972755139526982082355652858600001520144264266777941185559905514885265495468125929846336981458124274062764829602412986564969977410704477868843850615880923212546112446808353311285007291962638301862943773522438994087265456578396971713291796636898218614806255081429362678062674386608523286083307752261052939831206099307604745270800683333080286742861356027516269614281473021336798807679626962988256765018786587989223030610305070530940875787502447919897763<692>]

Index range: 880 – 880 << prev next >>