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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 #1100000009057214359 1,932 digits created 2026-08-08

Value

357900029498956311831403898487724813208251000086417556784899379284268075269813795645605479814741008899603847831622187718579822806658958026326928716340953167315515826610872440170341080420939513137763639765215360608516769238507208683528753105924394237732408296625383130999756435428290877056578005997106263325686295523667944908580974132501753103871346776870498746685368425865988843448026065393849772167791942895539573291393217040344389845096865439634156697438864118585478304876660757222540249805539472587458980765003097553928671929735405610070400176459111923332668211156351869681502513197656467396152628100181661120879369572746796207936039704646341009354741567392563760272054423537008751009106223496451138580346249445810141350086570319973670326610440215236824354211451187656503708560338584453122685314777184959873922437059554560335834573730784846983272697066848971369066949255573482973491413606450419684003539285715596829518297783846880772069409066984066542941777412772193236450913136460574910239105008763412227651140483336382927305354916443529825325549128282280496090426986014823109228056341839124641230583667188905520543666532641256929887441416613631167822800890530602802663116586294415362013539981332114323804905036120687350363723298950498152625565474749063835304823453031146545613624941427146761719154681084841631176492755503060163814072858344786000415743779976401743776162185794099992638610760311463824865544290741006684016114309309641763389721644033360783336507084035431381883452902559384960744918319653719872422190271101892626168158742306124107447974481857620892434798627568943996253361504577631105356955626458375650835134884411782722904116370190570376234348114093654139995671211678366321595164520273669450832512812793900644417352474068900080138462417179133546410183791774738510480996212737193126854767711006975192909765017316453297685735495484252337784707694080651840121798188796569970842189764794349832884938765606609785785483
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 55 of the certificate chain of a 2,597-digit prime (206 intermediate primes).

Certified number2,597-digit prime
Certificatedownload
Certificate chainshow step 55 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057214359 --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":1100000009057214359},"decimal":true,"detail":2}}'