factordbrpc · fdb
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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 #1100000009057729391 1,410 digits created 2026-08-08

Value

487866250944818635562942102305946951897206171165329136377108025280016232855679509778469781672963023128709405506463770057464694536068981993051010626637750845432368605296130742976605315009036973238126986947947849913320233035729027235383959462619258786809843322448107217783320976437344163754401874004837730099615348289090317349616054495088906790575623222955988785252530320287296567453518816324174508179902062105020375682654403664320225534543239283515300537645854385667294087490381876496209942153930981908472774646844910224188245736012063698844437511249443693030644858639418649331792508437579298555024397006680762392822899484761589201631552566589085891857392025786696330070625314190942742061456441464791106653618536620850515339454053772742101835885829727641443621844844160751643120745444323260424881643483567329735837774880450755644905350258570454738773691117650622585450548414743873198105226053112248387749919209438970024488267251086620275156513439488911820193347107939211112542066809256268382702324430795385621639604118020858635731689086730240317120117293930744796219428555058277585528204470854360873971051508683689475224317782821158276708115401569467801847115200110549515357435758696636553728307104170896725562054715923585117287867698929534536166065333637413501513299617588241329849914008367158375038945118406429653684227102451473774928150650049468136410555884253410137422898698949846519928952935782617488977101
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 22 of the certificate chain of a 1,672-digit prime (139 intermediate primes).

Certified number1,672-digit prime
Certificatedownload
Certificate chainshow step 22 of 139

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057729391 --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":1100000009057729391},"decimal":true,"detail":2}}'