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 #1100000009071047552 2,430 digits created 2026-08-10

Value

149587644989475378115327897296779631492321344855233017173270067006185785752839439110175374602508489437472600377553191494510680726223709157757744126074136079050016424725173889956251322233829834435305741845125557051343649992907149986269633771597631294379826407183311394030487107787112131412239394485982585771415381315220063416677104478933117290299159802534350357785924073699425289237584200527941466876879399317541055522987680608586463039401561953341158641064257187717546281427499214541921781487931843189448373386910097944174236031337647696853729543031515827082001009329586282174337221059581582212966388904490531381305940585809596386520356798482058377844043137149989695091551549406637220715001335064651107094667893288037714763119121055072583039844564104732993204558066567741030853234791954397800405850645208825570236041969774168147998895052755644254791139978104215011412831933234049547795516889259544792623766454145721210660848464388155571136718119286500035094480439336541190900157294826253496767946489396789444345988364019665125000363934900431568080040852137114587767995879310147899809373436882753299567398286198106041615682933842197072509194807777510023514412506671834746550272008784984789948110215859371657591443491529450370812282249832536901133947546916960633106869923092960392306618512961708469115715509083499246291754217081497794703214119648036793292689907291341598425165663971557533395928754530729308097793088579358863390326004402509971150623247975867032625605457312179399642662576500081951890434400855205890769340187613331218665948083220165605254206270318409961893378615263164358492887966378525664475572248792190003998114000538166527399698025745179455370945282734413450872271200929527489377622177836439168951195948323738149651865668549366691798371180741767950586433951908265176131034031211382502712254428493570199907082206002903680901480833565781056218066563465089230025966660763951507998238281025611587144604340422686362709325300149900048251403646898421662412139758751200899437041591818734429318549018750799790279469537962962175354390309291113664244822880541046581607594718490396827568818867234064491662043386354374429937533718692097307449859264081175902019962788502343220070473755369241210402933262335794724513174144368042874484510469997407709313002603123592393850538397241300896087465379024090748528312801229531146022236968600476952060034349895031980314370913870486111140867819202506345764687550108138642713417204203511767
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 2,643-digit prime (201 intermediate primes).

Certified number2,643-digit prime
Certificatedownload
Certificate chainshow step 21 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009071047552 --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":1100000009071047552},"decimal":true,"detail":2}}'