tables > repunit > 20

Base 20 Repunits

Table

Viewing: 381 – 381 << prev next >>

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

* 381: \[{20^{381}-1\over19}\] 421 × 509 × 312576217052731918639<21> × 142750701322493821221271<24> × 9024329685219466934919221249<28> × 62368770429251821715505778874398353534071110029758004648111605459751162054686199377653947028251626418709594155079<113> × [48167993127976362091167954074048077120967592001993493202815067271704178081985907173611727182368068345967881719117410352997143368988137059443111190010258439230055097164331894904069385800458780360540770806265317247708379347188770402461811460199235989655791609706112023282671805785156231817284341659963234011<305>]

Index range: 381 – 381 << prev next >>