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 #1100000008375789398 716 digits created 2025-08-11

Value

50081836071045335593592503650113897443042539153400042600754895734334088392702484236601157679384596967505491377411238343175433683451651967647220776138442663874647254701851660970749483669478644192731511664201412221133311612812339242099352432607087193209226466702314122156438603187212201502258492818346438313196408075861481091214868665756412792997428983768274621708495240843596896694292995231772614349865036819503148025617813833308632157232242932979254124166249867683716208066762121666284871137343525509382407913209783603483799760094116991133524133140490820756086326663498726461997424884124680210475235634197722205191441635136980401977033262817018240483212325213183598562564129331396817284482915990355507051044348599721
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 1,562-digit prime (171 intermediate primes).

Certified number1,562-digit prime
Certificatedownload
Certificate chainshow step 87 of 171

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008375789398 --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":1100000008375789398},"decimal":true,"detail":2}}'