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 #1100000009067365916 2,231 digits created 2026-08-10

Value

28965414089949551729805567070608679927868220929302732534476094576698560636611198752778013265434278077429190612588150168750422678200303255643733626646369543995892982929957500242520151381369706420451244693781363763691537188238664758395183331469260175579793200713989177821775459657077750014620711965799555203490357972287441972158318013527240854297794680409870115228949284382284313189776683576957128704911793762803537924274322131638824962813034344103911620075530901139807310521420222899869924889375095769667849244932544058979159380581087696719986691567525982736325919537464287852907088783068869371492621090728556523719297123019330653339572377237027826775257426296343120994154605271817071660884424147456892109127864187237034986630375612460044016292252913003364477577690963344161032329979389001975775536485499789574396440518727338387436328513273884816360910069399323740119329042978565021680270092786849843907024577267365119398603583601157722509516849410250962210923854850266916873283402715474301033524174153984665164727780797121433581625457460452792133256333063368118917490963795769909079727920073613137041075457380143946208651100939910959745139025666507263279656141854070888974234242220237516870450026067965403475415535506260003234591931339420672335737135645620076200669938438968012355606166146663672524015623075684700398934437079115225435019157656864763453644913734076536758589374292373224268776964750880198197221098713977598088825391203061687223104358211377298496478605858385467120529234698493516204119029233570119493030278508337018724649539211248457288825720729045435395350287859177213600726414201522203257634016117837426738999163783312289473881763025068740765587914081079521522912887008343022849220497836645031698831519011514546853524005262141556064280539499685462243091106601791461138836159815223202234186127658417932441903501480677663056179283829969598152069704552234309342098736414333408329123108841488463986510793106133280015470411560703026541015387427752940485486892330034820668833934132776122803038802451852551749810537793546021694219942076683481243148928437968260687980495256360997629049035550516587925499315114162589130052522956741120352166599935182990202787425521195453722887159033280243693386294223681038894910332806890347
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 52 of the certificate chain of a 2,925-digit prime (209 intermediate primes).

Certified number2,925-digit prime
Certificatedownload
Certificate chainshow step 52 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067365916 --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":1100000009067365916},"decimal":true,"detail":2}}'