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 #1100000009120645905 2,591 digits created 2026-08-29

Value

43500106929369071780021914333066407573914743371725859342943057470093236287316111702050915941444295640775442779547374876858297194647164423035779255128894460583047426358739126246925717800793749801366558945637568650668684351807991051582649526565610463030575873522567612662126375904374521530579925351031899882511324203679785461252214730813201598551687530604329557822326702267840973329766164478601304958201524469038170361815776938915371536942673176602030188203658984599166671625983865117740047227764996279599977852973716075830053995513076440069810877121995163778199427923107378569168181034106509445694709304642149865718476935831254822560844479764639485416655580697276596625927888833661890656026594725750293297600333264327022162462748392896392764558474196588909814592970700301653931929569141801590178418634936241052247185417094208642982152015345491104175185293175935405379592454209634964244354555268376354002960091637086209195228486079339325826271662861742371321052741718283712569530738215038943296861689449020879352125158783471639139268764271376619084320998708978983334091845075120724853955543693338116939281273267409090847928582448369769256877735588254537653685725628430145262437722124908566492867319925966001582558555515107625172921248246787922926729374528760072121802085757107560157655687749566427308528932368852532468802635427397208886851130804818370762302171375883669277841826487233262531026931827485649221969488454026300135796176262027528056946333385066019654955831308090560676179360552952987463764275267697071515802283820049554863028571386345583238284374134822142165648100863555341805470779648458861662365347830965052661027996201957127867845275636599624537108323976945981063119525301173092908377577378994793638498637986937924247320239334877890728294709444074627779925730656910882206964740065981894987405962101513743217486499135069975044468385485009980778588160001843798344294647599078671556465504355362974808803825655372305318800218794004120092873467886366162871052151648465750998960246076554858445421657742410955982413736308369846163321305103336150898564530045624838894799143792074657067884135465276882992073444727941461507378292293231341121964365563205915033300877199269252251806639324497736845988937105122319858911078508737254574411508266938299650883141719819361150892237876068149857950220551465325225231835412148915296860536466306894027024013213181568963979999104005965922649705149090272580411574666599447547766929953034645935150892941301657166631021244277201051067364213827586619971264151433122604787806057441764008171917579837271217440465507348459359242907493470929971241144893139557
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 54 of the certificate chain of a 3,154-digit prime (321 intermediate primes).

Certified number3,154-digit prime
Certificatedownload
Certificate chainshow step 54 of 321

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009120645905 --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":1100000009120645905},"decimal":true,"detail":2}}'