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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 #1100000009047525678 1,118 digits created 2026-08-05

Value

64044875283323981655552252798261714727463260566228941002778631654145899424286434734129781257717068827851523681641629903184889121721644545468694551902734180788057952337229704886525309065716645243226142569784720500062081463168079743304642166956000859308993189074091500326480246043724281539668081852575857334502355923960078288979217380003832480440272740575940994757546504501419455470912676048227722364582958621211879617386683037390112852457221388996363878655922561154677412381446571008245091293295517577401816259552993726775988813869187071429898320955263727141182794035632722877285520934466720750218748691417513358894858653636709996661355250933576851667595130480128668616935806371533449458141234376841458970202514049306025912440223856291288494273666361026409958345218188392497810082182968066035382602085614167147208977889798966360981304312682128363288273087324514602309824557061671540467476115750305008786385460060338024944260822937814207197110732047142020612220113409902390097618391912915491483706096910130615701369010490511736409234918031826927951333205993628244682775300603341886684858032563559875345210587743979204631
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 29 of the certificate chain of a 1,460-digit prime (116 intermediate primes).

Certified number1,460-digit prime
Certificatedownload
Certificate chainshow step 29 of 116

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047525678 --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":1100000009047525678},"decimal":true,"detail":2}}'