tables > repunit > 21

Base 21 Repunits

Table

Viewing: 39 – 39 << prev next >>

(available: 0-999)

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

39: \[{21^{39}-1\over20}\] 79 × 463 × 547 × 1171 × 189437 × 516094151 × 80459337199345300130638393<26>

Index range: 39 – 39 << prev next >>