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 #1100000004890743550 1,966 digits created 2023-10-25

Value

8442664523608892968999302258603855462819975325026655454462939320441195029586856430596475776006436422466166253134065541364787115798512459517766975422244638568263330250649078182855490289063650494124109622239096572378827481076968941378209678064636310086130696752037001433038452860753975812159496284901707808960582594314625141011704442397959388747844998078497456832706613394544561397336124881345312393020326040331673309743180841028342731977160955366718493074892904879072542330975349209141390041252313315460963808652799995315926127496356844388172446316514623656212153206993137129083177643541357884948557299503666557527878472174341793571252538604467480363140323942862931775797627805049811637346432282243237880758618196138489893240830354106431144199358064321875726614225969637662170889065470598900042239540868488637874935858104077490400358930381367431515580793348891269576388598702518949364576724565905924555517508387404778963419279191486781306309089225505525689878990626387946723483985432206737845288386795381328608717966310464265691009216754673437663505761023991610550604036225501738075551910915273905464674553250429960471753403205230043250912035336102316971164441893572159707854699637291519648158713067885701907970658684049720350998889508511898370979420636230269412734046206872153394532189465690002229420750248137291011484890567037749450586283864619813029490641486234519925285862862714600306298622230247318471776151906204468848621561357784870390058794483698659656450853876075397926387987447027915365424894945893813905359504017246746157802192523400071991837859801274251426418762609277748351298911328406392024415403348968663626112125286201926260454944983976310546818767157277375747876564018728148167939633378959095899445184282981821064026204410414111518631532621635606362675815202909951835797714852559065754112182462187292462153016613407693198309899904932512256689361928798541486821150134774235171022695421498635585405487509867048581414403077806856886465835548939961169241
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 29 of the certificate chain of a 2,229-digit prime (258 intermediate primes).

Certified number2,229-digit prime
Certificatedownload
Certificate chainshow step 29 of 258

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004890743550 --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":1100000004890743550},"decimal":true,"detail":2}}'