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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 #1100000004928075737 1,700 digits created 2023-10-25

Value

25824009254565689514447215789205998523331458097919898614417827176737489129053926615940159210301320591492906248404436920336395637104878663303462747563715100712188321750420319917948687825363218578557553287385098437144095396012954996334948475567478983948934737184020008953067158639771426985695438184358410305715842242342344307951917554289499563942654117000922735982044119678239968281319241868912302881192470479539876738430670758466199549298418171178628131097173764237769622430897295294948200921828575966623866671716006211555757728876411115178752569067822173241742537070698216558915226413506597542902204621572384126227345110542418732985289319852387351189796945474170656175990085759763373823822924673221957436795206432200551448432111927410031625240274672825097401020363922609308635720694045762037601773737445966315037449979343776691359507014527808673372653986598774324509264460170420272167501291903581939717666627570480314239021264127502717847124224232599823328637923175603296416733347762330491056729805749344774469785013926230078794222300644242035163677082864003175779701304154080491525021634465810764739825858621047731667282883127775851294579924313422110791325038279908300856588791764113779347010518009606791921381217080626628947854167897401163885306895247298265361193816265417004077549710144755133546053970022703088760417708358146094140414313127662366567973467754341609487839147027657068190597640277619705844350597263251794797539479703455462506335295204991087045728737436690976129267836002500729842922955379398772452949217484760768041614866067051435932434457308637409706120414427558893304047996291430484928146208054627180610282679091204939326198430376247554509972339454094463086732188775814549874369931
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 13 of the certificate chain of a 1,849-digit prime (142 intermediate primes).

Certified number1,849-digit prime
Certificatedownload
Certificate chainshow step 13 of 142

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004928075737 --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":1100000004928075737},"decimal":true,"detail":2}}'