tables > repunit > 20

Base 20 Repunits

Table

Viewing: 745 – 745 << prev next >>

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

* 745: \[{20^{745}-1\over19}\] 11 × 61 × 251 × 13411 × 17881 × 163901 × 609057416885131<15> × 2875786039296613518480371<25> × 359650956894840270671011124036564286254529303363586299985258919<63> × 1239094859540391646850133267166414951756710984463954794178330003735400871255583432321065920794109<97> × [12461145053864645515575600565218901597360777382668524952893431845770474622814889871449814539192046600669439568458589184806978680887871181980271012415020132602872685583171726466481586355710886887309723705819635331007666156436048642205227472441069162073074812726506665562609222305763589567250024344048366185549555405533516514271803077253916809093372873882725060885325487101<371>] × [1512877708712154652041632655426595876616914931925371551328160216753136064914405985173761278798013122961933978341502461305102652255333692637630485580272584947507721466679698326966535468743176574208449077125513004921256854742665092506689963314291859480280354980049973842605864663038993084406830543914586533864287898291258201850713617084863142315533927224514810788907601270408634643441<382>]

Index range: 745 – 745 << prev next >>