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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 #1100000004965118350 998 digits created 2023-10-26

Value

21066948915255414051900089475891493495738297630071514631943404358189525436900308899355159119423008278703196042474931101780299151358245896925322363326721162086052131031058089832128207481131689993098599345949374890745578915443610369640499936369748879551328009265404468664192781834922956963180798900597627237700868544049224132503427196179171869827538680920100540734355302663642439473792327339246017326118424588004510286616668988343974115307873646325465827309964207406788046715432481631007197183737116646329146131294329968318034987362773775854165904133001297057700513714042768035878847063986446508282684504236779735315348039338318648486532369935733273281025597426913103389672201071831758045916188126047896359389506406418835709092645955500145943443883511785946898365385868134667232202926878005096527575427829291837080949949816457911416569471177813650711783513322015186630271338013590179446177337396200914899336846282342247475228400049033600965085266709171945718746364657909767502925502120188637799858901
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 30 of the certificate chain of a 1,312-digit prime (136 intermediate primes).

Certified number1,312-digit prime
Certificatedownload
Certificate chainshow step 30 of 136

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004965118350 --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":1100000004965118350},"decimal":true,"detail":2}}'