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 #1100000009077880665 1,207 digits created 2026-08-12

Value

8207693323888596389892693130292679093395646494789637693268228042638441306828312213566945069763147293848969493592099222571310407467772386902042331606265708943916823962144153517615528700905022933807619927844259675107718405578871300128505815032572392415634758336994184590508870815476392985086816112691521988192562686528578645923565363895348115144249278945488984576045686688557256846075092776000475310712860965732513429011168554634774481212194198251466562543276067981840722607156829495947196838373268657238712164869145786389145998186957292247256384163312764551352123331111869574270441437545451994807944665979098972848387221986479112962452073786918500680370580473361577455745116154992058909324177424212521177110953281224049808388272666760705911319085512963506328690165254821485118044838216083437711238399044532363761521078260383246211534858040724737944124820175373940576826081056560555681439410722958455458647301641465031002508518486797099250591986140309518201641329447883311044983405928208778692412437804106988603329350893230694719674398671999700100583960559936182053441427358418715549083245159491084048370983928156427775149597181535088273632656130701283732896732068625849268144263719890463879556941361692221931
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 73 of the certificate chain of a 2,144-digit prime (162 intermediate primes).

Certified number2,144-digit prime
Certificatedownload
Certificate chainshow step 73 of 162

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077880665 --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":1100000009077880665},"decimal":true,"detail":2}}'