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 #1100000004990521621 960 digits created 2023-10-26

Value

222030042200987938388340454710383529432016317866051877062943292099110372244311764819128032427123393442838297896124443384068773456874348575313305428842379111795439511500319432700561165167503966683695228651690567884493173209886880553902369510015043039888693779506421032538875175472547655498510705044282536160537670081344245196194719727870307277561652308925038660897885957595048692283942566274606933781426970855396776165835012386286985564356369940556949851056173463564710545463003596307917006788244301522464340423501022568319634245402528309539694222568491248011171557559705509288597511032077936826590072842320692726721090496526566932468145932618419974979241629455211037856007301548057296839751880143264353853026454505966023010243111803925834151057092230525166572501316378282207345728887016972033628754993094472051450843101491589751098256420121652918416543969833822159077620981683864549852544308780832307782550951410831169889884947865230767791511239913435901052141
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 13 of the certificate chain of a 1,062-digit prime (142 intermediate primes).

Certified number1,062-digit prime
Certificatedownload
Certificate chainshow step 13 of 142

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004990521621 --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":1100000004990521621},"decimal":true,"detail":2}}'