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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 #1100000004895548992 1,911 digits created 2023-10-25

Value

188531153452245744883616927458353730721090033912806228988110624359335110728239028483150470193754592609118387954282614379924359467916298790068587462403504870494251006489808107871362243800106330333806917360174050801270387120923960749785609340240069874230975214673864733633372955983290615694122608424911007518869328087492545833644252945642504287495579585727280025273039865393662019161646108378584654046157819054465677539024510867001729096207643483760928420688870046383207642858500681358926782579385011364999675220057179883252221416466459031080865357854248568879040607909283591809384775395790839152421927227370898346645270410129267535808799405308713958486347409638556759986550152844025826952484664525791504192001469821343349958613567217056764433479644695287779064652108746055023585588794645740384811332120529633336139663785116636576546746532493457217760478636319021684295959871559205886487046272116472792034500820994462048525078963591021300975201318360006138521251373485159293597597297850758024570737597428820027376014111200223596722307983683153217755411421346291159746656827622386563929413090069700236965675693275961265686599355366388230227644523342346745402178478126760246080967390133623413062689582741139392553333461463182176829548357287804485273378467082322069321922835592019906284936272515027513832340035512806320508175929002464484453605552799509034480349680159922460998618636086580166414781692159864360825366960622293260354838080784096793388286796255662685517003931383233536865731925474672753958563685804092216095573682061569980805289541398093963640373585754162318549295390286401931243180949838031708908157220904681204775183860959970498483893684311173001448051582613072122012149409201767942888159433409470022506902726640051520334750963720142167284326002932777430152068423373981002942053077873643945273146499793940660330698809352680456445307971964722046492699418342282589292752054167879280788401014612117944147
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 24 of the certificate chain of a 2,148-digit prime (246 intermediate primes).

Certified number2,148-digit prime
Certificatedownload
Certificate chainshow step 24 of 246

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004895548992 --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":1100000004895548992},"decimal":true,"detail":2}}'