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 #1100000009008065458 1,529 digits created 2026-07-27

Value

55027858962450166545873190112206226450111426673764848697815487747161871514534876301812517600423497232459508052395709330109893515370406020276246175417362276046328145440388046075872999847953229806175574964177180530937228510915189438769266977921295993973597208580899505699693301507097631761501792671962491271717033674584151951683231853378479137506511932765818704497403699093877968329436282297480307754841748634456920266151449128769711452705105086707573535482027169022477384275037571637145617017688406182278364433000127242392747681347533302990279933710340568492635700110940186286287405788652610780836250921074466703156416111827048149292058555517552895221553706060649000444751156920997759328326782568692059400071919468326963376264306205559934915673451088379788849112462149911173150864090046760401350176088615176212919578374724096620305552912645948055025571005338187861799222568995151627259556553934114938479532366048553259011071546975564070041486958821937136752291960623053904978655553357521383960214178279793765519525859891420456054416409354514038427664351403964353143652356704751288672496041587467426680781171449042301353620010709299355277202250030172599930138945527091759574091740712869691823789813739622528044132086264687370142238053959328197132234907028149933066370426713128038698516196599146396608970872333410249049974555197239957727302809179444286050937860343701728553148945795531680760801641323657117598422513289163762941451690328534401788639644370078203722885631909293079602355599087766092503240195108275045240748201815835049
term 3954^425+425
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,529 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008065458 --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":1100000009008065458},"decimal":true,"detail":2}}'