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 #1100000009008048731 2,038 digits created 2026-07-27

Value

4970361275895357580423399869440022224811440385301221040551426287868820797554624343328632088301028517838391689805572399749587753321595174758019538230010427466698068196123539139757370153376512983185375966628737619108926923227621707155725914569051796970987642414623309186084542628076532788969905947754927282674549411157394602176182852813431033046331141825245137271840159671434346694552334541112760417286978292353903274373831972815171658289809902333151777154619161858468063712797040008958596037756816374314281835612589329479534448480590287796398329596863329069441559493290451752682879469495235941087199604455916946490195416225097821980599442412781772252253524107372644417838145891081828939561641667683097865522479382052430937611345477970374411882404120942168691479515576993640041522115404328896795600156877263286720851642797136527845086142094150811864059109114189541232923336452715124707446742803462682061010063214882634439893019045379312054411757709244538654790863386485126860066239808055109879201704555952874722772305478503273361009760164722684661022684774112932715478331117424700078671332978770740973389203756528273394536264353648327874595788957024571132733986712034608336041814313034587384242037167029972181029031880749600512421454602182512184788083694830660888396040511718175470010044826703328275312048714840344216120768832072357022292283644867213806579122782107898845532765092908694103887879956156112767991172257721708270457522260118574819226093837509100103667604694649810592048594514837326432657365168266090030800177679192410366544713210117473850929723036502570148886547310720359418290850130853061663585337082051099099759789908430734429458265507258313068721082207027409062854554225593920680808562668250299452429798501236588657822450070088634240814597235045953634019623635358954226410636588898039372479529833153482562014167969126489995897462622797935066425607382798063391470512333110825023371975355268309005021522160741932143531407389228340091781284939232008185541032127623685712762776440393228343153936451796377796676580696859378449857
term 3498^575-575
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (2,038 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008048731 --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":1100000009008048731},"decimal":true,"detail":2}}'