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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000004881839328 2,323 digits created 2023-10-25

Value

6244638934446865931464104327613130831974850658062985850158004863545526764578070158889307558683721125959809581260849988973403888576659203419994945188449858634609082940743198710288690371816726501084659675470997460382789606176841923554214095357826244649967307943951551003249907668870773548210331393610623993991620124517017174109921151445234967117890020774874234300205425894292426484689821469438484684814568728544945015822475798430180035612328884151033668595107444642251754720047995157262819900107245368898764577372905423020412343660548676729711054727118268436519142746884015439567031009698712030419314765194952911116713579819755117926618751454972603706440239867077216188292754287046142271785686895234613077434602810663780995374972429337201159224024155106519498845216581595114112860564377380617416715237543776346589628428361413305005011392335759284200986382825865058239152476749658434658766725608451111029998004152555903797700848468392000625634754518991264449141452006504956050065635533885032047238917357630831872235963471589134075810982765942486592222783038345373125686448795974320412044203782596107360875850014933296675366223503414915618247776846238060960511157086944048309633109766692248550176589743073177639154453063295940433639281311421700534353157246543835227687131886639796778196277154040107888041087455591551019594607922430799943890513351578830104078678953647943732493599390985849611719882516717243062782059935594009996989852450430435449882977608009676892760668594395985724283087882151263271443294300766568989178889585243771787001174400753987852441935622925831062204697329029876648339590524640265898153323870775177575474016694292830943117589236938948106597298390189513536922821739395869846772213901537125560220514755408571575239940099889598912228421660935339787000503542891555317782257305163654706871304931083906204301033042026251296092020112822819569568262213964273360973874957926183020965488157266142846833732814178696150249352343524677840269374370051520221822246720772074218180461711803588509645348260857265069263529338256039330603399148805228573734954178642665268887221327996174535231071282142058690954668350488100499632069880431646850537127179902755662102740029244729045214684442156531389310325614150402309506531171719877715139026571222185591064600036222290320544682564870116774897057287944031034130053299704349219
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 2,349-digit prime (259 intermediate primes).

Certified number2,349-digit prime
Certificatedownload
Certificate chainshow step 5 of 259

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004881839328 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000004881839328},"decimal":true,"detail":2}}'