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 #1100000004915917926 1,228 digits created 2023-10-25

Value

8407838814555261320412166267916273738698580114688925014450283565387869973020990288112370454868006008385723144880744025416639849419575480196359044140642054302568155752390242096889685607910405413105740035400200421503921707020046423912278070854501170755095935823766378204375578886895145627330626890081113254116513173632861479215922582947115740348188304088542504548266003796564589988986907327163535510945253770297543883295258183204908621861844074534176136454213096244145438601530708681897382451520897563126040330839504951529818313953704866070854471020655456684790078251251034617943730702510959569438628865345816993376351920730849733983579606501935326340511203887283939690543745513553656682192791671242099887315593866637541440194937481162032963165098982005542949602809712796303257396820054124728871188933793468119224844465839987266495399178785036671162636354340402522592952347689894225936415555333133202516860867416919296629393084708605757768967080744443197682358086179682505649708960454320495360475658802084145104757892395439276967987103306963096510580622567695504575013746103135672328160940025952610751093787674607794202608499545301436246907146889337100402851364019181206911888534468548592824600718574940980482762647583730174201277
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 84 of the certificate chain of a 1,988-digit prime (225 intermediate primes).

Certified number1,988-digit prime
Certificatedownload
Certificate chainshow step 84 of 225

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004915917926 --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":1100000004915917926},"decimal":true,"detail":2}}'