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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 #1100000009051066735 1,531 digits created 2026-08-06

Value

5071149435972680100762971953221455927098119862957575728673239381601396774251705848193110781631969570411761606140236100731272167902764131455071995355047919336850515585090769300588381967402797046205247026626117827488334815731502131724507117240878691426066934429663596319386535454186040381201292118322352512993413805978066210941566187841702279019108293474894104005264856744318305425161764571271068548281861433814730334940182220115387156532154478164828359658374080200935801460356524652782156442599423506436034960951503898852290211316908778512245028105706401861446047125871404236773420618535854578174618993063545817674691233263779116494544308367705495264955834072285642956740820637410230139822014315153052067882009397139450834364216763755813896762642733116995381241132726678665292650951434511188422693881113197179352996372905656454024989047795628459361693223596457028639059774413516261045203125467113315878295483393548904938732312145094233600856393147482300667752825346377243032071238439618158358929022320674516881882632994688044795891669263279053780419175676807534826413896878716116889339915161223537026871244990665965627225886580040681735754122639482301943718386607387046637695346866601057607428185524071991811909863860422528801665806980610641607225417469692049572093688871450565874995968343079436168791625273786640673675532450832273165516000374380785609654640088879478005538819004124427549401814883254797948410518039474304872187144531340053524929221320966970187479419561898358790498291933837665046267559744197369670021287978784064903
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 3 of the certificate chain of a 1,553-digit prime (121 intermediate primes).

Certified number1,553-digit prime
Certificatedownload
Certificate chainshow step 3 of 121

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051066735 --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":1100000009051066735},"decimal":true,"detail":2}}'