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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 #1100000004890744251 1,711 digits created 2023-10-25

Value

1210211287080614357277336466711275835144231927171612541218564600906033495960169798684763188333097964829726344554192673416885786794828017896122144753001581636577929206766796064268227673530991702939211135433671271032670144964623433786443380511739581948191357060163072116368082006046840256327225825979732236596312901223089446258677643717388977486382820978835741865024020933732848481095925055473184722881177023418704655184177147656737503822097068663713572998516336623874789807759541411293345662355057893120390825542424297171977398919262771116677412266326944656303148292565096720253625699307015325414333551808966213137787563018355339085792347200615779753040407923125818451215133783418308031247316118095119319451864063290249609089020384557374448818495319924615389890161867188177032247823260332124002863469060009161957393229774176908363981151680884805399346139899175038568726981976188225105347885542148041920497992681873463859234112995447038152092518950762496203241931297828326165148873770762180673457476955070697934601006152794883564453222265155950917535428796395390224465059111268833085985532857985929786604396212761906899701803624422255730232727696063559503732575644708406142184599270850628137510236019845286575744216971979390150695842861975411015935923358686076770101036947789162222699985912909301686587115424923010638721166070116291886124353809849000508110442725940704559679501045093741890917563623414431219233455741842535287494111889477236402426332389225539852659382207420073592568342327487337656381032230346220812068778200966637911406332473355792521017537449718438292787500455059463197956584913948392639234148377775594315372856869181588041324749290461632990230819295130163391697634141305773909751014758349088563
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 58 of the certificate chain of a 2,229-digit prime (258 intermediate primes).

Certified number2,229-digit prime
Certificatedownload
Certificate chainshow step 58 of 258

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004890744251 --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":1100000004890744251},"decimal":true,"detail":2}}'