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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 #1100000009055621976 1,778 digits created 2026-08-08

Value

14048134028345815317004534438102372570714954449955730279404348653102249118272059544025506069386386641482619021319349633087876156521459319299653368591393464555476968187618028726499554910020907095059579172592290466429430320066885591150993548381597536428581959623926673121490295613291345377546651686664149136040321889955096850004413906468617457396563545032307663141003802996396190515678621732348892979376485145995115176083838404361288121428321005293137739237731457748365336144409208927971806644417527025296583677657961900046429050594774404476066039596943283622059718620673890718716219422963701633451239970276929658778589268316810289208204928082873175427611182098257029963559700732214041127196776775590521921023804083905316471951026294791304504835068146793397937990551236695572952192254038930857486179730465833620639297424364343971821006871630072658563549512116157382251453012254707367509605861472812364702463587756728210897328878109604379155768407462424282890088474928958793596999308493366755046092588235152808713889864080679868190941792886356774242151253075227569309976857547759407201521504160503163769383130992883309872132082235852046349243990055032995463731857294274805480901957634947349507251896082520498444282789783140642454538790644066437163981537593258144966595366806453880390653228160121637747229773348329247346479458043627168551728563784575853733897872119939012773455622443594875528874022094161159472095853559712855945464337618762970653495076962394021923566595355741350738264514255913782441619891635401322583761982874807270639118198310701277363369246143691467141351631392556875276704791317295625362667688376927031087941228817397391957463730985333179175895620262662328455400125659078840399467379028907763659338143948463897031358597423578331373261914724588593558585197546093
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 51 of the certificate chain of a 2,423-digit prime (186 intermediate primes).

Certified number2,423-digit prime
Certificatedownload
Certificate chainshow step 51 of 186

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055621976 --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":1100000009055621976},"decimal":true,"detail":2}}'