factordbrpc · fdb
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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 #1100000009123744727 2,573 digits created 2026-08-31

Value

25510388120691597119485332067738256988015423076802994172510618094345171478365976884820412310522294465618907257786160813769505589371082929221225249864233089980954532102421618810312581175222672134911503386155511926396598681841146671462140067260513622467178837374689012917864200753122290951629194416413343345328313812720142453719314600041913462081521843192276388914077204031087807493721026490733984979789221212760730797326588256863517420707460540430191664871425792810945680874209145642953316991642378608619039153997940034268868796680239466092250053929990989996619489766117782040962414986950222690145911821277168074237353431182742824541684144292681226624526733376442598393995753666679522200109893685925648497971429142706098587652073364741546740826063527045372749743082679346254319095639130838292677273636142042173126992816682910542063081094141138648568994021116619271843991662539038488752279544579834248751348712365092601263630764274706572364179153885960413588836550643631140984714831418173374804029196739589442259223802242129638422965218545288558685014862528257492520166578231127485416497765449995398096248762470805787246190093293478783331628046900718367304235016127410313559784704742415789941271882980086581384115258281316444774798663661230132846266205417066607504528685369150887269367377792986078833442370321227157057547495854405253579624267960145645127899120536195824125493341566921764361598011346448165513422441974684731605479108133621611083040220644473835885517371947410885490190096340594788461050934500990123756753184040417427965977615686182246285988081032594595827500947149494707421349891026169407001579007951223840409117098044310552025778904913200281245186017980315784049619850318191969375462469887193729191430523912504679940554339502933556289296664735119367847591552528089676828401555259167918552280082399634344653057532004963808882289451926032648393363160613939424033047139821771348974759642638443913712763899670060291778845349761819978662437469079417186097089714577690697132889819541145300441672318929962681810856239431358689822037173966907489459656983406578157134785671444439306810024068145567614684288772882129227364655577505967085676266274085593584280054318911153873568649964840735214482224891886973044194169498417726638743350331556741930647348589462617553353530547606328344767422652060008881923158302896619547806486789143539189820467916036593522356626553845379220326172667594353877851133882600354941508470499810616185873229050545656096825932708125287850569576079733460446508777442134159248640228026952930901546157424026165843008863739733367324960423278477644303
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 3,068-digit prime (316 intermediate primes).

Certified number3,068-digit prime
Certificatedownload
Certificate chainshow step 50 of 316

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009123744727 --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":1100000009123744727},"decimal":true,"detail":2}}'