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 #1100000008946988441 1,573 digits created 2026-07-07

Value

1487870308606393318418547666977393936489926736289732902833008700272138806870028539335760365592988464786168562449537557763685372985021032344839869239912068447093366440297344961611146598784655880594434208084327268667724740417006799881231411391064934252767505135860366245846907629790838506016965678154984499418171162221574043488450274330103709518382046922424900219321178942512220244810313015617246849406398074074821672529267600107742489190088201188848531280153762656274350219149340513930818715425152811215688823347261309988230482369482281962367600091284537655479269994208852361280263856494192850533204326151852465865185452002512281621696958996839754487546222893771842815685405674672563701635650696761928829389311941342951690793236900588386574878586671880053944205192264970099828319716088124093472549684504409860844192693996972678013033287189167485832369712721951900956630810158096644122352902289161777255699299136916859870215436548304773311041031904634292250249300840236080558750175432359482195411185181039356651452638264822275787611311152652051000465757872547748941929569375043600898624106604673862802272898028499254674500415872853820960253369245854686737713883879329882963190225231161186838051966814535747473716560149846901463335782126823306035701459758215166197884114726328033018684148604474495954563430586015171610739506465831399710622634645816131916161620562816678733105360631440538777826813628398556009927773825354094327245313825118160734969323429162426215361565940171232927773765359163678559468873058124130459078249889404366458773216410583456619905274839176159057763679
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 76 of the certificate chain of a 2,616-digit prime (190 intermediate primes).

Certified number2,616-digit prime
Certificatedownload
Certificate chainshow step 76 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008946988441 --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":1100000008946988441},"decimal":true,"detail":2}}'