tables > repunit > 21

Base 21 Repunits

Table

Viewing: 38 – 38 << prev next >>

(available: 0-999)

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

38: 2138−120 2 × 11 × 609673 × 12061389013<11> × 54921106624003<14> × 987749814642143197<18>

Index range: 38 – 38 << prev next >>