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 #1100000009037628945 953 digits created 2026-08-02

Value

84952683882842453152005176313923138208756872219297761133130876980538266586508646484446263375681671240014898587539043717084883324253416618211254570503283135222868523783247406500647953040292361467682513905073218046777631539500148355980285533042771181597630711560705156023654219729826609313493145277254278635063059671700264039698835855381959981135489595734137487423966788654855982484080770843880652844784569918929482109733574032850158077058494607829198967970575817757925934872495523873049898885342737939919809529326951221018222465572740227431345896375712639414324807462385545853586743086148510810919542851160335639323688701504665423896336353641066856667824564453511268395471046610547038862169274054191856250462286787973699361526050372567754593050949851738886322480696121561062745354163002622722497163615122290162706337830867979643261671224441900839425811274760289597650466962683275718333622533795231588224243385522350759385925115873348601432095836449372849
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 31 of the certificate chain of a 1,247-digit prime (104 intermediate primes).

Certified number1,247-digit prime
Certificatedownload
Certificate chainshow step 31 of 104

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009037628945 --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":1100000009037628945},"decimal":true,"detail":2}}'