factordbrpc · fdb
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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 #1100000005002087458 956 digits created 2023-10-26

Value

19951328335603255007964716784242513076260286557913338771143019187782147263840438896586622071459226749962369340986721334354983822040258396981499419206892338420900472501121694799590443577835096334555481635387064498093899687069459126988996664234553569653923632467338890487744041680922750426763162694942125313449836625491823217408114700429535816119217184889706834094896668371484817554953569514751242047540631639135050617462228807424609466720663930232897092311333468102712439190272382610937838222174514847133284292529590558530028974168535745724033398422892101089344606024543124996016396261986395592370311658664492398458592623541825567745432979671596517658168704460738858918279084840759556924648561959695222179218218044493694269270660003162237825066079918558537888793803612583491114341744890022770006632638137260181574394440707277916922668139092112787083566554197029613311518492866279144438571429801613190912922955770069966624290941848257837680512119028224774719
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 987-digit prime (145 intermediate primes).

Certified number987-digit prime
Certificatedownload
Certificate chainshow step 7 of 145

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000005002087458 --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":1100000005002087458},"decimal":true,"detail":2}}'