tables > repunit > 21

Base 21 Repunits

Table

Viewing: 635 – 635 << prev next >>

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

635: \[{21^{635}-1\over20}\] 5 × 509 × 40841 × 85853 × 95156418781<11> × 6486433929571<13> × 123564234215209<15> × 526073566316093<15> × 21045416332383383<17> × 57389041349172172127921<23> × 6619201108364006378440292620708869500505245589624095987<55> × 105546738449008968050440888723415799976700232611051102641043<60> × 67307319510049925363080489652513743382347943107884941003709311146689543819491594926715008509429062152416298030628250971545627727889991502800324097661582942657982058012260941753068015400529080355063293448647841017877029149671518600811383387764149806628261135968665912695808974491890762071750088002139503820239975498923026667127029143363436982156820822016810768612553935806676419442692023717872083005753804922396081376107545372377593083130493401977813493052987030454123815398005435041886380719021049923963481383069903462473779801978890389419180893345593032659819419358823002260063489012195982385606809241628495393653928871<620>

Index range: 635 – 635 << prev next >>