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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 #1100000004975158456 1,013 digits created 2023-10-26

Value

42722577460936571999263400491593326190599294500459068376002872890098836749569781799602359045675554828330849437703796740792677121583617311636957620345406813679903042265393590400967681480980472858886128577379215926770074764180511703566457231820795883024980502506514840594524842539940541073620612767843117923898698252572837658627333705988529742549564330831078702674155717720609857960323544530623430933457525410449574551640670086814131398949261326343128885765990550553343933026334759949705717840335261464884720352414277748631495243168985534524389517730180302944648220664701501374100003480378159307142572427125088069493474209053744603099409731149117055019553980471053025521975165580896259650972287192477543937294640411110162852610204410296634115736272324761446740275433438983471956326622802020383033226722783825638774042831753041735976566504498925889629133266895468672457644217776469547475389893081202283930749186844285780509191858925187031961779597960423348334577305780833262354821512946756748520433633347900620680233
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 24 of the certificate chain of a 1,203-digit prime (176 intermediate primes).

Certified number1,203-digit prime
Certificatedownload
Certificate chainshow step 24 of 176

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004975158456 --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":1100000004975158456},"decimal":true,"detail":2}}'