tables > repunit > 21

Base 21 Repunits

Table

Viewing: 990 – 990 << prev next >>

(available: 0-999)

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

* 990: \[{21^{990}-1\over20}\] 2 × 5 × 112 × 19 × 23 × 31 × 37 × 67 × 199 × 211 × 331 × 421 × 463 × 613 × 881 × 991 × 2551 × 2971 × 3301 × 3499 × 6073 × 9391 × 18181 × 28513 × 33199 × 40841 × 185641 × 372901 × 501001 × 658261 × 1130581 × 10362529 × 41489011 × 57815101 × 85775383 × 5664205361<10> × 182894303461<12> × 2024560694971<13> × 15944511496321<14> × 17513875027111<14> × 87989435079877<14> × 782006960636353<15> × 20651477307391591<17> × 22554946693833031<17> × 28503846834226831<17> × 146354764854514987<18> × 270573999780463721<18> × 8407123807237422961<19> × 54598616218616435702441<23> × 3955202198062795629622003<25> × 2325034682481201976129920571<28> × 3246571517440758538481384401171<31> × [150340373399697859082894831208713423229726948412963981711171189592811990068334465003873151287358156794031598416968091041800692830309459962085304251079893314359287871892829517579286973425817066455794035819993304092731152468784126470900583088999171923747894884835457499891849701170266283134313716956990194149872791972995854771930468074956576178174675233597189082821445211178561231869140875212318357108522616471436355642248735731606815785584893328919756659599805270929488013852210724457215838969106219768105546828559606478210858689945764804671113700847232655976410372955701834945621917497277747871705672106680949993213131786433204276046117491996492332107919994053256868574192298751954645252824234192741116625950862213140029045568786947257199554465776053356736485826059975579051848649903937979151173453024139441994632717269549953635235721334388588142736300765813427908833390040391772731<882>]

Index range: 990 – 990 << prev next >>