tables > repunit > 20

Base 20 Repunits

Table

Viewing: 505 – 505 << prev next >>

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

* 505: \[{20^{505}-1\over19}\] 11 × 61 × 251 × 15959 × 8030086063409<13> × 18112337992677421<17> × 10816107232935551857172591<26> × 104123818500013966340837749467994954305411696859064785204861538726061954896128083486074056219855770751881752921491<114> × [8856571226217185403646002467661164353739487144158986997882089555031745620461079448200636892907362027989439261972643320469306483649957040613799502552629133018802819990325814064359711412938856487439849279786102317069693286029944159809041<235>] × [14138745876349616170192442511251932967729517266031008896663491949903640703829156183927840977000782380544678276440252078876927356989394853917445903300742926458144784855864131529452321486589395264445629407217395878912713815472678843908368053643231<245>]

Index range: 505 – 505 << prev next >>