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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 #1100000009067489499 1,830 digits created 2026-08-10

Value

476776505421157087416285160895211211787926481048506113761369785940025834600670308139908885770696890180086949019537955438645338491678183547383097140831735425861846814232718707670987402195567748937000488552487299862170036627630558186932996487056508602943069267263648374367665003738236163674008648534377751623716459038387218640861858724797513102577342451360989628604301084068518962401220646294263716452341885815187339403667635025825541535525690128183512323778703963925250499391078583463756908223213432229386889275997890530250965214977707735567113270069562438081573383089713525079780422613486980094859408323949777478014773021549159428423027396268942418785568673413555635447518502085604025803892662482506300332798623449261820021900427943730952902499217884987546732288930932267168974327315050551673734736502013783662266825430017561564317542387291539194465953898927006053917033173001105111108006578952379058744430190366912370901970743421908639120023067107493962580700956610429091002880462561782109500525578585738881359047689326626817918982186345722249660590501165917185309000357266194042498551305378512263950472693423289563049570692493723385052889425060961641687829045847545090828756545709127284971673759417534249195269079574643446962505200253503644583129899357020831091721574965471554371893760440666103872728560505750265898876796470135347196396585996121775387340792672734652180931951809212832196707667863539471993722832550734612292396529767999210988275119199585231582047416117458510726973496200402519652808916370502799413125840541613495825651046931167755938630600059415839959581074456689528073131750345239260335752129667400858980383676847821899406508854036487573752552026974021702774999684085887837362176386094570567795652820702817070501747757226574600535124013349962568188800437912363086572503163368280968673955975828114447702625519703
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 56 of the certificate chain of a 2,490-digit prime (193 intermediate primes).

Certified number2,490-digit prime
Certificatedownload
Certificate chainshow step 56 of 193

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067489499 --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":1100000009067489499},"decimal":true,"detail":2}}'