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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 #1100000009075030730 2,467 digits created 2026-08-11

Value

5629159941841857242803808461377080483957881761853520753450205395560932904088776781898266475535975515797927948531571234644838770406848064651564195557110040289081085496369899439031470681288805507492916192898730947533364060786822246498394922657897528483848509062491905337076418514207023751473123837137811143141043102591792816219479764476685182599860926429438075064977038424430495817652453812327425939420650302454652131005900861012617727830352215491511398592245615725608883007464794111078251512172718580984792593456944098305462381591800698986762111797559951895623407006527553134770899449895157233912899816580641582450212407737909780117138802591755360155895373032680975791658659787549683953598505592499318771394078011685022421680054306352313307665689111323514709125391528120188471746794022136372278637425851745835777364494769644168414770939477962474142548207466032859747940369962636952052789418731378329528412601425550296265182937489123787025196569800527157150262394491462940518938776227076683171131530934057861970746686316023349331042467288758457500075079289137937796761621753672122609720792256049028785664353119292854102933468358598695994050178509077944955559582532951362741958666806099658756319672755252150667125749389492851911536109689173360271056601825638758098248563417257735755951158953099458880415287890503443171031798706736304940253337954047781980210471019916109869163176236594101100677916910784702746725865688126089298200564771222460558106057216719994928364965044506896405040753381740667006316515554482543652360982171229339537208428783707650635469766128923605166543771171971490472591531541030001018622777765569436770867491067346651285443490174118808589573700600426040664080075761384728888767408984172935306547673779786139427166578025015664421804870321377686165175729874592041996047861178874514957696180163351315160661630839820412764806849141690655377702026288194027409468922285725408845379284409283691512818771103105185556365488939992309312839320398230309876746222065366797749235176068079473726601555531410087799268378901095289819770964039158818869232714020395479731769266910059200026324252363770347261562307004757038269019593084294565468652928195651088086883606269772423452688663120114985400559831703914095798833629553147709407918019329851438244790144603527802102496941185264868207188835311679988069133043122882646394953543363203070837214451942869159096311324686686329562159107450840318029284649865294483787297245550362232018353616257761409139400277359122985009
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 34 of the certificate chain of a 2,940-digit prime (205 intermediate primes).

Certified number2,940-digit prime
Certificatedownload
Certificate chainshow step 34 of 205

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075030730 --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":1100000009075030730},"decimal":true,"detail":2}}'