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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 #1100000004880897081 1,755 digits created 2023-10-25

Value

223210377241096582098823843364954320331196834165839874267945921336833555800092311546328614117373835281009014147908129448220384740767986781160913829215367748409793318522517484748444804557440485372239244306359201866400464423439658368770084539166849080978258634300505588052593525772119288020089489178337328874938956774156494693931717885705277116464380337818377329770039879211874185857418865781342635132397427874733589818997404903045077372264828833023667121386784777832065439082109172451054152902310023072653322504970243119351134557396020657367703468703270105571678261110934155793893689045704279725467454372428461768643879307161997199037776835138911773299589656123150083683491767981098848803869107110816766592723919333490656893672697092977810803528934179704474940964568310007055274926158303444141675364334750353841211906619446977318503517708789411370327726772220093944303321445738982133179404208766721981452058511006762704896927894010253956465443209182543773260553940173529097809535875181265467861183977062919964384514279208513184620547145083790494161153894169145967524287699102075195891890463335083339425748926483077945107880878131212423758887802100118429718350593391973707193316901152495723738592479643269819440405348653641672463964674498507139190008541961414699524431006386304795371703286013128069752006940131213130430513228949908552878863997560518674888433622493205184028644210200788775021970004224057264713703643504044827659113185176722947279481767038989111131096878636814285446379952601923133656273767332249724411101008405273853449865464158587571815474965377371169034392147034990572351462914308877756827073852626195501904916035612070190349151655948792865363532655169996546908233210088541675279164377066603393899950320650574286371605068288019847069182597
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 2,364-digit prime (312 intermediate primes).

Certified number2,364-digit prime
Certificatedownload
Certificate chainshow step 86 of 312

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004880897081 --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":1100000004880897081},"decimal":true,"detail":2}}'