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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 #1100000009130191910 2,145 digits created 2026-09-02

Value

756913531610383645113697229364287103606597621928867193421631967378732902275132140895591527566920817809714874093800509257090304098048547797740961443528773422893016483815715455928331795777262692250303805807747383349985340941920917842389674135471333061954401270026163051759415469151045339956129814576118164806043930372393761263617540723534270525356262984238272656398491008838499293083219727449056650646895601698250654281156500978578437371500228982180084584179843086932973167933225426786819660386012195168815479582262338626597232803830184812096420294061339889212880935525704772516423604696281020651119016997721790433915939484355429755040944950358224794461458009000827589870623944988653980571532224165086608535037464922080236332838672438465551723932812814223215955397604664320174060576189937768020796185658060951871520718916859555372314771956881611329837505648022000634471649910698479140602748183467189296029992760993728039871642104983184335956745627249357748759394317673250818762508257816223891042881421609082931614284729398059610352895919632270797520357737441701220278225619588713646910193626258681694664525716632822682850130654437789530380796953815715565695301031814547271442554300948269195597353030345981743075141851431034330925567896449368719368558685190882832600012403864260469316490154827855405493944074844319236734523961734310216323285591454997319461388678984952183281777226854473094349084403481490623337524542118114029682096621420510790190557577487115979263071203180256600085565434582286093579162607275687595199935455590018376147803694309987111439721146098096693693641367704281019161091850773108634722141930443192896165396273535224098150587081680949804049883039709650661939258693798878291101608249611004043021613725250280267081221086418720348681823457104286455825484966867734962778231467052390095255747765997941846543592903667360124438756451867941017386517841042476153729421635955416450858697596917917726487226930974917580007279463284881973434606549332969682317023671980590105235553252393070175014217699254731262030664317842049960288916159878686279679506156601849110185176702341512209183801637351152997720509088752238770413688958208589163961
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 95 of the certificate chain of a 3,154-digit prime (314 intermediate primes).

Certified number3,154-digit prime
Certificatedownload
Certificate chainshow step 95 of 314

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009130191910 --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":1100000009130191910},"decimal":true,"detail":2}}'