tables > repunit > 21

Base 21 Repunits

Table

Viewing: 707 – 707 << prev next >>

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

* 707: \[{21^{707}-1\over20}\] 43 × 631 × 3319 × 139987 × 2782147 × 4704379 × 5766091 × 322064357 × 49258811582569<14> × 11427804268477092974842939<26> × 9169578247930711724838223927<28> × 36945809153030964318516966609973698395187560924157000812220580201578519173448190367<83> × [55125280105448683785854003338306013114269987339909477755465040043703893883016782107165084183211902970173932958122451253294872400030679540182825452798163359821336191764802925301204136079500682337242767188365111577719136487119037453813479700415473140548522425246929252978201715150127559673918310546271111029061271981939887227568876077469824424099278094600313609753224478194791110188296773321287508428871711401168837366066119237562229315669503081265026245543250494959499573185605301756101844268074344806580432913645033382558248795794237065567464677956789340449008778578909626672074862406318527347788557073757276160219535467444642142946063111392469823669822465363789340754782079095289917336785831638913735597526014128849551574577425351012318244107<743>]

Index range: 707 – 707 << prev next >>