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 #1100000009008057518 1,236 digits created 2026-07-27

Value

506040888073928433962071225490224425601506397865965452974205447332092329481516298613668806817786520216568433716105389752931029236536975203596520807844530567922625262214230552534762329043455246905332400690787360113646406712733562147966550988494964877422593821762148499636832096428266706685018963243882504459646082985043779351765402627211139872759361481845156526207472889462364421611128923977141426364441957298356172437363108874719873735545150510703282085516354984095205132614373955599036815315581463855137578487531506251873618192670199796578532392776606483735125937257701627123025057876764143434876668243384887742456713313741158486442380498191199650169889463658581897908634895416101673205964577763619400989645618200624087606407481968875565847737160772668277073785398397129766637184226980140165782214133165495276992281032435574501140634698418926585530218779497048427276212101041649829149797546060428565012722336989329195314219640169641647903335650921271652906744055873614684070492903867911395377448683186581149652520585501179408847940576567337515037559435383135057914306439692345401160363373009694661007047801123922139120253220799320859334420942372450635613884699105343214329030138380230102515533538518573705559511306896643612887289430413
term 1296^397+397
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,236 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:1100000009008057518 --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":1100000009008057518},"decimal":true,"detail":2}}'