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 #1100000008859756743 2,510 digits created 2026-06-10

Value

16157346618908864648509162987550714629556928160926534346110112791784980138810884508833385704055505760548154239855907818140336211697811326166514053712817265610091323011832793060279414329132458897970324225920119224665447153965362334320443083470906430701103049594969617117743061077194892799687614673669176334614273767416251935206052803167022810477720642291347360675319028102073610651148930883552412320908981645924506185196663038393281296882082653952078105700204862472276080512404486805963237957599759739854443623600784461708992215816689427649210853374471304930631982784746914159826101129270688890489224937454795452101529406013482159094155868154532817800234925511177542222250577609327111949870752776169242588830026536155314609167193013855712970580155903961482967841537702766641624116300601692724384358070552023841446822528259718991502501314186938930088612682335378533797721867622714337259906482218875912529067395605952079139437392384449730310851730240652027083102127680324803240520567278207423900604551961413323533649845718887443592970817029803824839351902388972179802605109324261537353047061028407740394181562410935193607560185307905046085043327713208661583196523147001347497273083770541799179930031861090985409456332677140861409826553179230118672040862544940913113492807486415949895032893914604110666183393352112715016283063963548285554294914204627363005503763128854748908592889583459835114904738327558291074472279255976512348886160790358688674364266237150902850488351128381991867272428546780178664556570053380684764838117916672304791878975630983535717029541231750362440029920706635541836883097844053011665129449600189484970149426354913933169009646064988402016893734260836786614433150031175593459921156255735309879886127372056908614114082844633305622500684815163489983061579954829942639211805780280260478961865553720652058409008126584098346274537247388198081170201173765668509322473210765834681253882747317894899064978117322323298832755692167228410695830985137471064658250462030989241090494113585677581432989757140132429946575979959062866204293876299303599795487793480915419784533674514860774036219232417113831796383770490714971593842787201520481590954746865159776576371932330903928867554407968098367982134815908455814719936489147616514646213309687849144238315171045832920529479665633158331999237932280926685613999466301628700903398143292086424656685465462355475411288035222368574195953358083039518911896825157040857253777016220391741289958947472187556080643339421694401902847187028883492186230104101033294082427
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 52 of the certificate chain of a 3,239-digit prime (226 intermediate primes).

Certified number3,239-digit prime
Certificatedownload
Certificate chainshow step 52 of 226

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008859756743 --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":1100000008859756743},"decimal":true,"detail":2}}'