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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 #1100000010595786421 2,954 digits created 2026-10-06

Value

15828868448451848197086421360583938810823011601228137186097410057728426505580273523992968897542591757166985450442980476809706418273974134296202643598861040455036209091058982314619455083128940947238692346239200289945579461744022508998253648290383148640637529517801786723703502720988202876146899198132068269555530503241042194656244531124402825850157349205042109616257535715102418354970393175577127004761291091322530301292872193657871585398282515379814929312391083972381468541868771571938473567886500285470445096334367353465220763283805943693192049605189966442547549289141383789531217782585459320126159319638280708118138815541371484030935988134809693699225683600820297505507197838305953413766555391980262798917920842041477531658017133253042886062242204970719417398834167397540840760444133393590010994343796058561878772963442365448011373522216298586740461564228130669161342098261358761688026973493940462885974620702076854170444367718753706779927335335905367972678271927436946466498734654492303356986838671690766845302370894777354689502257415800222411205202491061401055818787201676830028230126081388998734871157247864679271987286587809104412697937477648038549381050946032583427876815388384211294758517286636752446885936054042578789105062799765316749835382418443289111268341130296541835038294753937378982440317309814371749580819220826274506487075486296843038965971751977034197452007266549999153863223081651521036325657760221462207286770037651541060041485628791080154911138867695643042694090405685725637670153917855014919563224743016389081101078457066181307724477594606403401453439556727437151386084607733429895501868228619249407966590261772242485912667695609212385766909176426936860886051542719758383272600766172714999818923196907981721972175610204466585211541781974757083985167572488246305120514259786214887843277520492183143751407202362762287135510301391540825456902395388780585098431400979559112374669790342149409697736760221394164975960635374937158863645521854791318762503235108958895939446427790267779258895682115355348110615004062594855983201577414283966073933804975567242615210777052789072805554184664691672881861581636592244327445775418940742698675889612880644122531702595042344776641108616196418600590170631532222439293093309404005218338841145904189792211936074980721281171675681882251037378468100949820377466680566630591785882472607846771387545221944691046823607411059361541659436985672344826713547615822812364477175198664678710599687029998025136723775967554992552367607056944283904435425356637940010549785024498450893807449007443515885302289454423059753409408436414430004035766795535612136385498220905464507204185486075338031438141611163409151295535491811620749550301385840375748533594230656094608079054274508309156540198385523546715054578966822773016341003835011443071666358966938021933014260673366591193536384039122429112011349362385402372394319929434622109156505750872565480656563294857780607985038886575614319929559690089730863538840902572685667
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 3,195-digit prime (227 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 21 of 227

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595786421 --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":1100000010595786421},"decimal":true,"detail":2}}'