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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 #1100000009067906575 2,033 digits created 2026-08-10

Value

84996399773910099776354916374435610487817504234575192408266940881625953544469222853570621583286189241580726538356392110931306106523327796915075627093090828219621758918880152237369088853493760429530043770155131996000217060575256884588480770495648157256692360169584097833881399835374413942735370271194875342783809556661469338353293300377884682563667233714052617259954403577754067677020867683881905612572913699315257236867109923829209992238792392598353555652292287999678399252400507784266113953894248652810707925659644688068564516231329657712276615490285698834047324364247895369189288956996908250218766452634471219029692672602486079214472947805207425539637584023249648078307979050510279271818889997240983438364273595746875074766352674050606841553740950709020283747431888094921390906251507459327014786927027042570093300416428419648861429121435572101582347855247996871678639156152287471047633903968381855362651310770178251982736954911447848832973739103432029449750506467476027574554487184840640169626031323857915782607509397916779875832058556334869153486414949000335302178302443176223094133014154995697851069709426605124277081215926040926022697683342921334022178505279424869459933068261343433885807121403204634267374599125077084520318923965098008068817570511617735136818278701923066759453839452106749045255152751330254837912597120836024115327941285082699102042564708675178623687093101920626608938639208262799088035632709184770252604964895946323927423296330679737274626924139531841366461743542552019317353611652361891779958438733745007928018742437174877087117435404930114852788360965616265413390725451869629744305764625431657879462368756580065470080092071151800290387323807628148876373297611658635933210426317246693829690097031629876168104217095310118538729069213842617782903004318605021211240890187499060162624017168685162118527915494090023903638555201911440485606082451129150861303243452757233602583143764101313644805304945810923733625514853956556549954747165594568330673602824179231793719318481144550300840686950240842107674348539644487
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 70 of the certificate chain of a 2,927-digit prime (222 intermediate primes).

Certified number2,927-digit prime
Certificatedownload
Certificate chainshow step 70 of 222

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067906575 --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":1100000009067906575},"decimal":true,"detail":2}}'