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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 #1100000004895550565 1,280 digits created 2023-10-25

Value

52983567627306995964136525850189763508782605414725710911918325201186515827991170770351292163993491466239164073766820090594381893157794552971724385519237491053914539437760660903347505978873424637291860863960619446861502823350947319538574225274237116626102506887141370480085061754530298633320606345186894700901992496849630647836344185001331277298660660050233683715242851100881970122229200270667220729082769150047000830569491935953729287752925533631130130290787687114959799582535100570046399817681908753050242682894806040673029554467992428509015298216311938246118406208284356664634000532737906470830429294980942676320041559410791636614320016437313437210099964156248190329736736404708502597833587127206361194204381420265103688526817452955743707805003054092555035518852144310749282220211934399292950289674771783320924253120004038669502332858974897586709399033259544169473270878959240932840659916038880421231077446688255304347498490754224232338784004858540625718563127416364748292070796233491695564543190115498069847764039530916076843876367491247505909454145663750196840337392218390988170339741643055171539619373848903995642759012172093806174240537718867981898027316912860910287505471348323076047701020031769742357767134383438253165207357205123829236275847385707497975294265042394259409
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 92 of the certificate chain of a 2,148-digit prime (246 intermediate primes).

Certified number2,148-digit prime
Certificatedownload
Certificate chainshow step 92 of 246

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004895550565 --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":1100000004895550565},"decimal":true,"detail":2}}'