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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 #1100000004899389280 2,028 digits created 2023-10-25

Value

567801766767572968911497679386338594024802854530830713710785089392198031452132625849377095535091639904026092555368926869236860203487423696647190150585137055655224756429185176340165643672804499085205929749984778109699303978103417465625687860051581345422534423248516666900065452510778579881744222093163086294364336601014074279430506639509776324181314745508244433312041744318407062381862316430237129715793075623159152608110948176413330864521363254262799679822763281547412178711236097951501224786145735887913288737354191309282523108905995903900367078731108493694899767621291948555416105182304280430018835553172244316234733707226771441858392749636918729070082838948739867655937756317588075959265686643562968713870878399312799889554218489614287669128726661546659479670074455816671594462392218117392745599455422499010082311682626787039764646748901649216008658510211286026517244106138141016687428200777541813765523125023481671008578969539393792108509859684658926131939984424658575949310979702731526537814308613023913387600153071250482973049996259914680252422689484096862168854186991959529747587500957546486319476605820646595813829606285556039175923274848323736526516754099356733782681647154166734558462223717461308601437561750961710957207738510073132416568705743472998498547895989448514299896957006323196103617602992417099930710498487435723453864154611212337746716926331669871873229834085933949568079181200172794727064268807895295319513551394778977322076621964302942362771777073892058604396050751184815896600468762934433848432053136328949730911298300628101363436545753869395693505144350921423343935711650873514592450403013111613014627550924226235689433356829727550813895464342358233349434736764149353668230449086075374482048573066312759010686480520111650243646076208777493650575661577731085663785621190339297995246579463606663779665211323484876084694795925578899614896187940177067695094409549041049922880929252000902192866412655530079680263183664676132015011017605283025160304891447506192131101701596045796134795433005013884056131352341
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 6 of the certificate chain of a 2,077-digit prime (298 intermediate primes).

Certified number2,077-digit prime
Certificatedownload
Certificate chainshow step 6 of 298

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004899389280 --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":1100000004899389280},"decimal":true,"detail":2}}'