tables > repunit > 20

Base 20 Repunits

Table

Viewing: 497 – 497 << prev next >>

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

* 497: \[{20^{497}-1\over19}\] 29 × 712 × 32719 × 39761 × 3848261245177231<16> × 201161092255316201234202042361<30> × 61777752739108975259079961779208763786873373427879250247440461<62> × [236778132103372589822296633279169209729908920826587073776169906951788520049885242304169551737044734972541750104145324452478415651088534502775203049199605866347352555844385685476509720369609216764132286851586846681295992281174236504501972610232226220962487771259182018478748213387612843867102352850133553601406144998288532201335743795157471853604671973262713338263945354357508310362089801022581025998494351338653719858075145495999060941030848740218315366994535280819144171658243347579409231082717102050327160132817414965273621<525>]

Index range: 497 – 497 << prev next >>