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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 #1100000004881818574 1,987 digits created 2023-10-25

Value

2978400709676042569069592078802064969756409843001972114488197744327272822271907201728656529700031523052568190719491444367059450343714640669913439622143053286840360183944448288829785581409960466541741760821124567851699578504572637637340653615679834749497012321401303062154065477201328909852228273516914877138662923491320685559437064205435270003458541308867038512130359477687083141064193286925523014548299254879820143873353432412801163994921499896896135281845234654177087529955922473776911609636806722498003125003286271087177159854022671515955513995266549220518854805079290868262845686391576139500624624514813550647552258018917900561271024496916140065254054836106000506152470462169064292236077066247585246537751952724756720465116820529301212367378915029630546307490988381306104469909554545147098873774989040976995120598653745770704672160882290656077592236996921988273707625658089655610082860323502891254233068418011359599390298231712753745740923572899910546761182477973809547762552771993192844955753764642848159292239970644106966958022988405312738567753840332710154438946064895149250650087471622026289269989546968563580609657784092812926283539066854986520153649040894698392398920923817980214602171810336236397422024815611265821927633166374665291076060254869632642652943789737470201386244850693459295141292126060091716295168842184694601513654579892685857432888450986460423099388572368138449435222805405348775033181723245265235882306898608534644876707451739268781402015834791999261024831864851682143968490182796351560237117886406131519854815192965452869057527684154817957988228064711186803273240177738443827886615366434440955485856864689431670272850883823238874693200113393799440936310195804247002084303426890208224240069824719832701660289020230345830589993293700344395921084372312059242257616419456076719508173537381881626624607804552340512250071508449406646535348134942129650106521801050542360145483269514317991727601061527431929017188247473646067182831154564920585193350366893792182465089
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 42 of the certificate chain of a 2,346-digit prime (311 intermediate primes).

Certified number2,346-digit prime
Certificatedownload
Certificate chainshow step 42 of 311

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004881818574 --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":1100000004881818574},"decimal":true,"detail":2}}'