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 #1100000009066857605 1,336 digits created 2026-08-10

Value

2608265688954764758623409645118244393099615824572339272636502364671431722812228312533690925848621552692872592527764125311893770998396263204240809889842641223554211722546771353653531751100931856961863333457595538215183984773726173847120949952726945596992681960415332769670059504995886919953948332928466870520489059860084011578934554294978074027827544851417037750537038813009159144474127722548997856858711334693193383773369910895545293379244092200938428211499680706076143503964322704239341153549316231711288215831605852372919931917032945100901791709953748594548693920739590991486440966741327151488225208339647394352943204597400871285245945675579891984990886135919578238372361380958047618172070682634462944478559814523714990652341397591249731365544952356200034793230123855706405060562880057649208011069836608583884292510066464630491475979451406983729922075481889072598273123367790541471746259683000960238020154927491869249514789586156918880917657247732774687529680784946147265811002133012494116401610235437678615094024716907787878953670831362497218462658016999496326851068699577832858675380220959044103800216404485095655797595393462542534081334413812479153408540855441309154313900089822296163648027394443038097043744732807280625361803225873637115075603452129823427810368485916706411686058839077860013869472960403470883690736802068488597927
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 1,727-digit prime (148 intermediate primes).

Certified number1,727-digit prime
Certificatedownload
Certificate chainshow step 32 of 148

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066857605 --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":1100000009066857605},"decimal":true,"detail":2}}'