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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 #1100000004910485001 1,914 digits created 2023-10-25

Value

171563842138528420575942743080549240844702814552836158048550506264225500651969306858373009551405848413079992099215902485188201196392042434983469495635603150177257289956215603034900140700080907348783615433150005936740514745842926372360319169580128039617596775567690051741938109617819391629804683178207957830724528065601001567140645451643091684287635726521707550167046164673394000240249475855237233068276358618002476922444571820430036445434397754699979087833478941889048758052478758268757377748883144787620722515537728015888525479774642065582513333391648406343958612025509966204512723907163537945703564443982236779786461460965818546903433337422556660132468444637716920917296884436224049848174873782170980059232059256347433490370204844725001990006845650115604764840959021932755038890226821289750451502704264558657241285427469632252308279399796348563765000446511375860318332295355963248482885256508131449126185281409980403013549775720115338954784014650594363600655331542696854348854647389127362095957485660755807709598324063692337565578276189487876418676540588014524177229982960310413520934176118324996801236467220567843924855800617872250798498966352048371104552075171113767450315047096059763262706089360264573699068179852044836662479693236300802279184955417343502201137694553460656067596318662989303173495275349641416945044596348507346394845843151126353585249722992194600094440438873864684351189650060880731563524298212494570218683168798174143188237544794485865206633584663613283518900259455591555174598307880185109514386542019214835356289834356112605627478093635080742413367605018409407140395525679721672166695485328004725176368372140375385517517431236184175668630256510960571018000167634236710164115868712796619850316396259820697208492077843167734922347902694235223954639428954578677460286146901827183645860214566779441540450360779184760823005821182363932545459412016253239347876220050294660012843458773064589568901
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 15 of the certificate chain of a 1,992-digit prime (295 intermediate primes).

Certified number1,992-digit prime
Certificatedownload
Certificate chainshow step 15 of 295

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004910485001 --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":1100000004910485001},"decimal":true,"detail":2}}'