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 #1100000008682860858 2,617 digits created 2026-03-13

Value

1316926045469510223242912879147612255702546794846276294572580479835324622898462933367271740735202534315523646716324016889547858810209859972764103108980671485571164342261785106650816738410504043037780030263146947224788203395929128755706429505138897980966805312224157253686090408144082521069985748184769130847449120955201546593769272926019321550631371555438353202001312769806636349989332944803212306689555940735797090966761684127758999863504057051357098387049077310980911987363016832524372804256273207428257706780426726710672941325832979618977510995214702848852507455543024044985599422946172571725438223730609277837610415712301090661389644399693794363472234683288331602229564706033304095942899069646076020984224449981911627250943961734389246219138692241816458638196430250841667129918829523554879360608224548167517330949294019041664208085453158723548540662318370556095240116949735582303158916640480129793061302446049542085882968720325935190317445559432861885384669975340426777479492906691729714371117387095928416974787119247944791387370020275872577876983978345486551708478366263933033386872860649921008896105425321201835445354644265596701893867937053522303495349422920615075184400438797517358347890603993370177008256951388650189339809426614177174437363177278394750567263280263029750782780407033729991149432433259353361478302722850401083673772568068431308256945791822575666579069207247935961246415206311044487813589289766217246839927202296853805346599256315156207966071044988880029980813749048668547915839010924337652692067212149463278759182170505322062717191197673881506918932545806772799296490813117604004299615190699698119397434621002211733442718360209918499934513458558794821230354250652868974846978083542866658066987140098147882129808722800500948134919034469189230397649497579481108128955003127333036929426083743974654180791992096080136353252224383738986987563550972374607125579759826645538155166592335505675619803868988707196853641325337200400120091640233818953387759130553991428446388778572238579082923142284465179244063908096282153344196784960928972965338197397346380395821347712515705415830594303178525128283369152033690223832251809075682239004053837936751866901669545337742574972140046124168006987068327292969370217687766606925114634899014973890186222173480192878470714814981832918146532318939152422099924537949922473093876130377378846521602410861762545900378496416028211434893569429918535261837293969648230970639461688430476073533575500984378635813114282775185638531578293142359326074590149663988434140690950514489822110382993625608370791735067787145930352959313847607499157556987658225666969274248893100651717
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 2,949-digit prime (230 intermediate primes).

Certified number2,949-digit prime
Certificatedownload
Certificate chainshow step 28 of 230

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008682860858 --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":1100000008682860858},"decimal":true,"detail":2}}'