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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 #1100000009028430553 2,384 digits created 2026-07-31

Value

52012103976962075723833121229413549853584990812976624476663604617624032581514587879751179004158853154011847533723792076177241959054472403703649931407108337360905327543958641445432619227756059963061818121251023174019216904438597296157276169031897009647206255683012219365437791629552578171088042656055872352093999462141604009338131694940313915562132891661421285389667375310715664773315482721019154700165578555568834280491645743083787766768178526315494802875288273946318624181929075298024396926766956948671624862908459339466378293260860103472094373662565868848174565673055104948823367963592166571632070485481311778641015084754984771289883578078429070545337923432938239809340714454303531448496803649146395435559804785925867192136883076641659106300297260740007899746127839893181882374623808460002572505890056565588505584855659009284852219529681181706406156604985165546704492745387296560783284672480955385357588999614244420445163015454460728924301655483481871885685834289846826184687624553083465565402258862358472568083189723735628002678556005969185092000573388665914441957851032664791956854482199215960288206140839964980949723176450545648314865498760924986239950250170119807484622511119484124100621152542924666829555493347020995205637792316672677258224571427930617836734620933468557280893030526512506472858837494927177638921710039115180256628334161917017741053841457176393518077241724011454315274858998837433859744452788219814920760432935036383607112967460564618150791806933126770466733416472056684221529073218486826575374625599799950902500677077280757235407268799654903060163785990651818774451285887265709236167186182623857839094114291317612253277503867031859577607692812852022763723523224679500708594879828533305065887573783427203718618087986102851946512446526474764562405304962795580768695112772787288488374541056181202737569199735589132215601339753889333432306131850108549923400073032382730371690037008317560741282132164019098796470119746518392225868628301917784606000339282682479727858397290491970254487794138310721318982207481272352852002225868098869810594710529838151748077774393424699940207150880842202373012559384877112477912692378782152922496626968400601812260665413595799549075024040188286106545872065751839796277321318113621150265614567193750811195678859870206168878967102570508287082213463741262234361230615246953143269085058470338182728298953109030428841152699157914697746383
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 33 of the certificate chain of a 2,771-digit prime (206 intermediate primes).

Certified number2,771-digit prime
Certificatedownload
Certificate chainshow step 33 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028430553 --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":1100000009028430553},"decimal":true,"detail":2}}'