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 #1100000009037628667 1,239 digits created 2026-08-02

Value

383281642702526819192543836629249442213182540544707064597367768959948720374791463887443039633457436142938633869019352942326359268118760437871558906325664226351063398370346971356660120946095456067803700101430728779742138082076134186848474996623342558002505200955500224064352635397435341041688857536419112702688525520915566343068056913013326244388467692337956073707897924264252526393033985837919123804860963486888362883183464556964639267522563045085623735380271912212823405393456165352327708562862742275357917260872720381847102804439948945682035267650484193644641135303254609822499362847191585952479613615965053763226110726999898337696682671340687923709195786889175652109788293336879615979655651963437863559768999156202314799933403570286440690538404975482609542201046960891905984357188634172734602312097535533968295897866607123016156894286392874773851984051875804264245370537158220950659328525968256461891840690938272055191101206677670423451077045248044506618968451416287893268810564867783106181089649375380876664297653229325976949054008116949382083596589050803370254007222908878189764093016237622764313236311069623494837825388183724089584240997575570908773182289327350867561241836057403543024765718630628205923612572139543565602888253813189
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 2 of the certificate chain of a 1,247-digit prime (104 intermediate primes).

Certified number1,247-digit prime
Certificatedownload
Certificate chainshow step 2 of 104

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009037628667 --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":1100000009037628667},"decimal":true,"detail":2}}'