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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 #1100000008677877064 1,676 digits created 2026-03-11

Value

50244254405221150834176319623034954277448247668869683431277315768288276772423656847296144871353703341718076437440482094268958917224112805079547569646652179049909398410897627679780411998296808572105553653000059702447956488986914076333434505675503302568857863901502821840059210937949911440267315156427806723410272663550395826497611426519320051572314340184870216632356043225631356366385776108464292754745711127441794868761835941389566826345027060278044122727279966878509157253238948887692788044465058806288723263656973228803901510911621769225428133218528508347461398672359749761896927476070531081921474010742241002131640917927934725172307427830495453242091363117428029782101573646608730364244846603037080751935329093776683454485284258323021318373868042478217907907492459119948260239474489195277279148226219371181406465759253253842346559564912058778380769088529878496954381399328965766848938587883715983397505927634444138480475018703914153662769818163609292484156706961906522042878699118054806151919610948560457779224147530708713067573240426484582677460456256122609400400962444974007103387763659773799216387935856493531338418078836016090880568055851173572269112302724546484024369028863944091341028790688471664714018508841232235440917603930909437651110625017286904562684920707908590223412691172766313937490171359864878884606307729505238481170249560381860156122852780035418482175675459234006738693616897788017781039937558063880128995694896116707652969649033747589156230144995356928344423235884053470392394071077726397188790857436943117232413412946801220452104953999423661451073145080792787083494164098486019025951011472597626695060880147642257560040182129938866797195527669918236463
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 6 of the certificate chain of a 1,740-digit prime (182 intermediate primes).

Certified number1,740-digit prime
Certificatedownload
Certificate chainshow step 6 of 182

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008677877064 --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":1100000008677877064},"decimal":true,"detail":2}}'