tables > repunit > 21

Base 21 Repunits

Table

Viewing: 730 – 730 << prev next >>

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

* 730: \[{21^{730}-1\over20}\] 2 × 5 × 11 × 293 × 439 × 877 × 1607 × 30661 × 40841 × 185641 × 8303167 × 11574881 × 90564330619481<14> × 123219800821001<15> × 670552736729401<15> × 9428689079641451<16> × 29548884165671141<17> × 182091309721344031<18> × 966471055170548791<18> × 1427364308750988577<19> × 7464630301668237280651468212188413809960173<43> × 5424905842809814580790135175148153005273370039115139875248165723989059011789226683837426053<91> × [24154622199821141791824998264644723869608933705530481107851977679921628225067393785432810723048208173368697559414024513529503736177034242424266358894836162069887786053592664622752999866782205428374036078980981281005880664790702154294964364971682140702136224060955257769257450938685042245808439371930484576882971<311>] × [36368156686866730924111296180679343257458720760717114685165296733308866513333782959693843663847881332890705024917716380623617880313890591556664657932947723442321418457395103259816803601274171901925767199856829589989562475027201506612875054620239769161098995245585840070268179130269740822410506017364007659580207909574527886293421637654505930870786871<350>]

Index range: 730 – 730 << prev next >>