factordbrpc · fdb
Sign in
>
?

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 #1100000009091095137 1,564 digits created 2026-08-17

Value

1801874571820201069194839805936882663446847478671896365473273541432145162169282543616196935931562290663822645396736742873174440666745248580490993966491884461050427743311556599806992045459975625920100161025076370194286661316039273225874557149703914920307434861478849991239902428282358758934924950789745276089403739422272974453841579754740858617681983499293174259175445910748825205022985484159191796110613723368101637623276063842910025202755988969382190580586536561385229979576809304257236400890684741732104258254321387281110758190224365014977564881339478107322051779002392149814451126578916764855037605616026215276257227912680208295448572645215303163229706358212201900292215563895310999944577790557190498339499591728889240633270802395885966021125545308630780732520499040499393985898266163246862514305054063514357385706739484007451484503939500980860570957796877131851063004021843150204006403500750021749779208828631902807245509323376909372738489781345753301520259138188748149533286049086648830851011691568832006570769005388883716941473498743025332219645860363896811633537557853820640220004248519728671130754953011773495085083137260740234460083953386099315292073635900447307307095805256763421385997850161242931768196054732645765693253823021461882074217567837487420660249201548164228898297816466901402425687108766328496981059084397280477252498971940876501841649653680936903192318876467335882361085131807876108076115952420520443669285189495119889055250556411624733335750041593951190108662595369114064475941034422285630506491756444234061842605245656329039007309849613711
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 42 of the certificate chain of a 2,085-digit prime (160 intermediate primes).

Certified number2,085-digit prime
Certificatedownload
Certificate chainshow step 42 of 160

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009091095137 --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":1100000009091095137},"decimal":true,"detail":2}}'