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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 #1100000009054058885 1,622 digits created 2026-08-07

Value

16914757527516095501609248760825704695027600706533698795147681985574476826005310582024415428851568573649089062562908472156848149940827697293445896016646811843584901315433220482156129284362505840672366603541259650628155451516194062862887556273677748511539897727087674143484243937578102421745518896502868025760624599675165762888758583737409403799413755755648997265194935459189008737779482609174646446002083497810609401009675896750798745901043955652347306198118981826348393324515898075109937463975776147686528857992626879661751576056888169059413250124440619441966880813662941231768665539289315499454841905861068252771862645347026613272835293832161627130004682800456055279727421318323678141231125400379804449654490938569622759049071386277448985879034391919752496045306240164536812850196587053808005445850651175733529337705472853023887189086298781542416425512935359373217527245552876920901133287096500191417102552885273992198832780902624976119151121666688877126736717455263036720551689720147235372118186052481275371391879380015260188229653388532951973161295387485744277219186823535080928768344333770736806646407928202446992454988114976638619921797069291127775968884918041707351335610739880149998724925162631939823773908554200776817631331640332302560269683082686769547208607455895324168070961856482997127326646806822158971562084982401366749468793118599426357791293933129745024600621880526459763876789074636844939212762894523943141361766913913254139389526720078494298344702240514434494247389203977602021467914504885344443353214396608999229808163730341460091787658503388282577283900396759164752443004138924553041115842643672111387
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 60 of the certificate chain of a 2,411-digit prime (182 intermediate primes).

Certified number2,411-digit prime
Certificatedownload
Certificate chainshow step 60 of 182

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054058885 --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":1100000009054058885},"decimal":true,"detail":2}}'