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 #1100000009077999072 1,580 digits created 2026-08-12

Value

21113925099243806260937356042567732697837349201087192048057007610456497164514547047009069769797431399140580872422176534382806193716791542029619550907148700958524339940777202082149202249767092069409090014050446853483758967576321251169694281605386423714468791142675366031946179817368671733898352923146744369241597973006760098101853752368240009006365211046319466099181635272467094609367175682124479773361773683409853728970139715015895777965194448607869412867039393462687917564875033257302523673548118505229918875758960223843356019993354357062319170278030841018322116094215970280560467950758171971065943127118896039015483665413992277434817389763908799525025248535598424412942441556834892826867936635756726273039939799071948628152241714262040475943712039376821399900256746787289229431953770543977120281746639448740238100730771329238538038622089421858196784382550415213596627029944981269038934652014943115133905539967188796643497468667928329679594293883381384460394029656880276182163820233202097996701427318039609100052927492807212226482897574376743412699328500027670639505313906241159491604202605606913845320658254767503879500172881315811733208039010530640097090116875017549082725441833949311825598170335065823834996440941002733232737519489846227148400843989920377471415862760054612173079629261398670360176666280599571816944835264670257933144092878056262822340848213793485287902971088736605715601267762591762499260991643540920371191405090336963121309930771955587712054660399793649000953576570474490145012257936051859747797806763476531807883729752691376419005422462785053196666252986781
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 82 of the certificate chain of a 2,669-digit prime (198 intermediate primes).

Certified number2,669-digit prime
Certificatedownload
Certificate chainshow step 82 of 198

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077999072 --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":1100000009077999072},"decimal":true,"detail":2}}'