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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 #1100000009068423219 2,067 digits created 2026-08-10

Value

834640313038012506584124508523151856902734185438735295763662809709984311998265937946520472473686754533092428357802215403778036901733338400956729264665992357576565502360876760148396847313663743667734509284468087758810053757853263499522379406132122078345764841862929926587289757971303847528593148546545349522755135529184484683332782867902527301516067955170989399196157037533607029195983921568326867610961147968057982981460288009182369497262016418195478695401492354540677818573692261729784051592582714933566317252757332974838803628458618850067224973606258362002046037896425979865786838961472389056313323795776672341982144283567089647038782273364817233268769208258431921082886889108052571381828025329282365323792742069797906015311752009875807330688514742591405319235549199290270240083533853181600388668455345093081483414714114956963488873386261660026318852433253995974314291508600032891318123470453037985141133180666452244401074016884950955017634095395517869879403512783185552989960214812635074575954567115841801077202783265211450498039256812720665452320679653323510019393239994584551195767995623988420700417901381656573044893761754695405914262127246111827081878645347877718425247838433430897597840200332095484446092168765029956715117562503842956907844968157161100334963489195898352586244096638980644884337328211994883205862677107772357182592097587194042525087246138939859881882335656309349603918256310931300508802211225737744459040700971811255386778412360530850058069181073020586722066427882320859542444613011975626495622896364359927137707813815115075368129523558622884890188825100464140414165400617129339508205721210157804680351889680543987326263256907840159869526285124520784835112926914985790493047274512243680927534053395254356689894185093073955343893888320749281567724310067278385378635665769662777593359460829945421854333881770938674687864961270270352872776618804445076571453589257210515372889369803387025973995641668302490888069708874981057395953832171573075738926684572981593731938993834610074766770498565637054494887618284783206870226564486001964791430213752129
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 65 of the certificate chain of a 2,927-digit prime (214 intermediate primes).

Certified number2,927-digit prime
Certificatedownload
Certificate chainshow step 65 of 214

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009068423219 --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":1100000009068423219},"decimal":true,"detail":2}}'