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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 #1100000009028283825 1,060 digits created 2026-07-31

Value

3523458525409680618769860327229714809282131903483334024334815221071469616874817885011923351064228442008725145489765249435571284341913434162459756535325121222002628111379847143260360806616822245480625685210480700802255282297965709664128838399546309059937128690775265452848394554964281229021868703559647611057582783102575451897780898708371862522252889323184036227515383411363823711686590539536819132191708014674942118074861008529227169073872532663162779373942501203809273419763072015807007087143835024033099171693912248524912455028898478925204598184425256352355066535143790367495272879306703490477986207942195436507568689092277060283020161501617728948598764938407449836691047752359092494722460997678016432587707654627129071046724053894520767050531818351043619211355607314993306927829335459095344650989305587028509658431025940671362737545576230368863042361639716455613141403500102986512177492851799667088978136249537131614569674177368145096679303058708925822320308845971419588212937667593727029401691044879260694557221662305996869214691841233616553805841797894961
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 11 of the certificate chain of a 1,201-digit prime (100 intermediate primes).

Certified number1,201-digit prime
Certificatedownload
Certificate chainshow step 11 of 100

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028283825 --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":1100000009028283825},"decimal":true,"detail":2}}'