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 #1100000009050690158 772 digits created 2026-08-06

Value

1782131774245232644662943030412201577039653336409417490883962707433622733909327074933059691826651760082199011321444902667083201533931708228727940776304655027094451403096085520573046385075475947479197543536221885195460932067652453311289692026158322366707157153767091451949117867621519256739150191588257638412966573445816817206202475588885265010086382062570168443831741797454978009095223256648029088138021706494905165167726896420556028905573304413418650832976454859503872462478260393381454504885359379129121558993900103313443456287560089202227797785784201807146314826641616910542412650695331336645583510068260929978329756107151405593590844048521810106849397752940661426250767074489983945420495095492928453345817737705503507833245018971735056865824765371283113438905549355969
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 57 of the certificate chain of a 1,536-digit prime (112 intermediate primes).

Certified number1,536-digit prime
Certificatedownload
Certificate chainshow step 57 of 112

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050690158 --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":1100000009050690158},"decimal":true,"detail":2}}'