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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 #1100000004878381276 1,608 digits created 2023-10-25

Value

307622444992341212783344865695930972136553442049363251213814808702003743075664281409627396110863886470082330947324648579311658236898238069548179912650838544705988459618875483507621417848439308788037868757983732981020057942009724643205846814082096322252815966519633093191281502522301596094942682541920409837078436959062517341948151789730571988240808593017515567516240479593320721344172415341646640077299013742292856822089673754622651090355144741901062413424550000665543581122584315197664908433719506696625018890974840030929773541917600152153222186750898284547456584687394226182152581249820664371603545921171709824492722670830966923479720097275180054166226833827981084999876713305216076600758037623966565426309770498614097684052911223799051675700865524929198439339593947502430648470045070495505516936137662934826153010666997350691420323914505215295710510375383653212148168877402467195602032543414200125209534547401591938044053315626546558605398328728141452780145616842909119134292652078036039920117542883683037451855587857338019108539731839051457062071121476648118107981459177224061757141929847688978996940935452792641922154510225045318004034109556470523224280127937994308749300541304122982702825594492213833325934644240147060149086482324938428374129359772511634540849071658563335161322839519857081441893808190752425675935222820474021893674711199785146600974621777643513464032470662633599199726093157625561608574167655654740694961614888170882822312261145375216712682511845105477276495346989328341128512781854903279304649037584057526173521926050548490519800880328755063752964826611214534698553782836907612106861
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 2,437-digit prime (258 intermediate primes).

Certified number2,437-digit prime
Certificatedownload
Certificate chainshow step 81 of 258

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004878381276 --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":1100000004878381276},"decimal":true,"detail":2}}'