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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 #1100000004897061625 1,909 digits created 2023-10-25

Value

1241996435184979483000855190580656497291151389765918853039424780366945465299971807230067166239891944113528622962031695646089636827880795379943841371370196551208969049502672724769202404261262342633429677771622755126281179309127730506085009614577501418932982783643828497837547007609007796469786898326228915878235637881600208674855626243397017289773116440931826565269015284859917657641164382267918303873098343140306587388218129164143974769416647065796589997199801540636381157472341854646765252682282863896559676889689236443312030028443270943341922974538741763753605595426639482007677217582455000584426354888875869651338684445698666351205363577354556782271391783173398062457951957187015674137292636243922080833521690733722500475515647169870523167007805274340451573787036355955938997794717440547130466142383849763007634255390869109867386739058161175360857535011954456339776182101092760323450720931745190815973742963585504000751638549853667623034570233547032705713977855038323061484147391100832151293507294921589492924867660591216266423756891005848658205501313652249245876765951721393908346887147147777566205213985218278833386829641584684027387914024053989138719866064356437170985909594565971488553503458766594374939047072445017267948057519645956920623943887333802085104170358175530501140512194965287146627698569560308040786071041079654192037929922803844042406952784230546014730057171914665709705835364934210900754960968364248461706297173972598834015214577396652619088626554678156738476752832645917933438848821379070048400178306405101269685218004511782420285294616662440054305610823953001387907163520522848075655146693761344387143561510380887410433177594039282887028304256864745815757926425707813769083670545787791445516581452033807045663223339795713496142361540936253796388131332375895751863075648346389059654619669314923192642721019704466711514273520280266060073191007343404017710942522840232917643414944585949367
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 24 of the certificate chain of a 2,125-digit prime (234 intermediate primes).

Certified number2,125-digit prime
Certificatedownload
Certificate chainshow step 24 of 234

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004897061625 --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":1100000004897061625},"decimal":true,"detail":2}}'