tables > repunit > 21

Base 21 Repunits

Table

Viewing: 655 – 655 << prev next >>

(available: 0-999)

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

* 655: \[{21^{655}-1\over20}\] 5 × 1049 × 3931 × 40841 × 196501 × 69025211 × 177911101 × 2470162463 × 229027002385831089465739609724278489582787<42> × 13687052074332591601541282383301905745371122445745433886164039445273884190933317364799124290237834799701349135257178899<119> × [359555113891412870292761241077452588258999878092491474440665626688236579026698766305623028614144746385220103094767432632036326575829523751525399427258464761074284263497188666171892541860476784552185260354879133416337534484277177019512125979110437097024560758277688072208611815438608168698104153383974306574108899448205693588443230400304900083490366579687560290068794565372833997781188323125552719276816541124422833073759038822047313621918202276821510367760632880418996265842639570465063981141836385968910482156334902003565081822653152594822193207037771653482971604500971870129631682319529769282995678399182497237955330772598024643705148389411888380211786955360761<663>]

Index range: 655 – 655 << prev next >>