tables > repunit > 21

Base 21 Repunits

Table

Viewing: 577 – 577 << prev next >>

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

* 577: \[{21^{577}-1\over20}\] 2309 × 31159 × 467371 × 853178743 × [14514224422796001903320775158679690455962014077058165356787421445776809286320940698814342819433443299611344024945310326024535388454872133879459237770323955089919375103927277275234158888312280187320914072362054093556620844621352431627683087037831802927250159670600996435830098673042638291828906035888425808580174925697236735330573194078588079123415907765362348357698403628433125778275313359122284572826974972472191372151747407523661599624287427622153372898978535206256148383590031673055702218189047709426392228899878734258014295483470072560575826721672938500763339459037692485283698418071681974078435765450326885768590109758830424349932499185200046627925674961693089596434666132301784808683094044863085561995971254935109750397576401499207479<740>]

Index range: 577 – 577 << prev next >>