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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 #1100000009064579658 1,742 digits created 2026-08-09

Value

33870378629262185311694048305882986250195904221996851043202967773541989909681328593964113495404837916829940349390792954854323209710014349462997040859705773857057814241458366794581223954457211977446571344202334852161069857064304084863728516534008056429551821180585385301559589645680619847374314852228712049984059834998128026804640284799947633270371842449921618484870089923059919843734355861964766182168652021822940891477055039335439666025843651125602159321622347281765446253231634663914423515503400801466254780095607190049435393241653966855563307614580094698751012460924073859218741168502789590565981733223457755909433742289739384523612075987050785611876142975564441054638955201247979500994776374355195774715869889546624394954851787985150211044379550600585287919605523596708102507800831374447287551860287743907860739486440165894152161912046353547200110938554584199227522393788225114019212168166118162328240209953413585735262327273927653775567471752083750960767383884930667267150116712530563169880202988131069114357468330639757075112101538258354050146767385879217737571853860882615742572761647181176305774896700104069092637962703192050575772670583648571495509192999688613738479941170175271107360556708215120770682208912027401278471055888106180022016457212974349566871638926381400669996858628247193734179776268951904399201617641423465333160030223000437276095872005116792051922610976635349052412980336079728130767104035097083100116678624753710584122715732858916729823142063698464809417895922379751695906710918770018022503354801453632354925580441447832386522314368863607572438542650088402219008793409883760838057044735903560455290646893089795420543571192258484264138257310127019351307343472002130395164197002945465614290967067632131025421634068327
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 62 of the certificate chain of a 2,573-digit prime (194 intermediate primes).

Certified number2,573-digit prime
Certificatedownload
Certificate chainshow step 62 of 194

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009064579658 --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":1100000009064579658},"decimal":true,"detail":2}}'