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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 #1100000009130373242 1,207 digits created 2026-09-02

Value

7178341960223944302834423346947249704809446739713858312581628272598260005581928133220052965000170788172556372929913585428279825617573654402103497813188929395100703464816345841909813765901361651825453529089280146261718492957796078643973219889383979033278103528497138629399587600055758924392841514722042586734044265332484593539334523471775107363543774957608658153978687719681107951954285516663442109505940656488351973087457811897554762587441485772629759593527691519484892490194350915043794773525344130923477020136510084664230647441868417889952106751720647929729332691748648915754424074157331817027806430908417665379363967391425173306683405060704946887628311715175110398848824115619355525674272422112656029591589099637362837402978495399162074491677545390443399468844230046708282952995405066693070946810799730607722387551830014327570275094418132548943671717445538406160824289453267646218471376148070970489102630506099954453320167101186739963323684533954905503620987362359027472539662894891501518049340939098774730966283482255970988175061549990201654875354621246023135849303415774481898116300678034369791920202536899717839134488141114003955818064236268534573966835369547964557873711595337031033743713432886685153
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 182 of the certificate chain of a 3,159-digit prime (305 intermediate primes).

Certified number3,159-digit prime
Certificatedownload
Certificate chainshow step 182 of 305

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009130373242 --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":1100000009130373242},"decimal":true,"detail":2}}'