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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 #1100000008677177796 1,268 digits created 2026-03-10

Value

49595805277726948067963251543028842956309026594228271879616132641590377880239983539787225519654798607921436743743640414917920171072036033187104361741217802784219660342757341739778712450320756678035001662625329934604522792515745676911399148757068480937654231483163028150255789793445431158467425737539123447386931600811288721965424478524892016310170669642513531890567442236828335877982850045198719871534660712801139164106483515958123722103851854950180917675206399178381617264419347648227985942646738063615676457695607029531599006121491044795996089286753232014168848737962138013240775722062834248425905281932311858801211669587811752738846934787788692458314353846157719540174562057430779215395656647242843716944715920085305058134803663332917706747966693693816284233861482004506086018197064334942620085334331489828293976564830807421120530651798075584253929651639280243855144418548967394558403190267324233711100527221496588931332590955418145487815079585985884482200756247615508902671819783733179931617862347755582521481488526037163086892305352373152778074189320731372095966184938493824763992508716341553739089143760613778826287422733863189573861604137933666780234044693756966530953395854401620929427672815504875133609457552413112445267082522754483563132339057462768658596547
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 1,642-digit prime (178 intermediate primes).

Certified number1,642-digit prime
Certificatedownload
Certificate chainshow step 39 of 178

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008677177796 --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":1100000008677177796},"decimal":true,"detail":2}}'