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 #1100000009054708667 1,558 digits created 2026-08-08

Value

1996563202401752221105580817088030772408215458992523149597550901650288231222114923487922342243986400629493591717447145704266501577190673317345281813309556817919167293516604447055031247007995028770349119565414931878087458532400291939573381285961115929791633986549617435489872239340843863579588522940486862242654842136895908127320897853269143368885908649353491922853249632785240150136338095269791533446023143078491441202663419527002677411661525295011359296540255166556856307036300463530301089941576842808381308233533559769203506263795812948164510661935134425689453296066988379596812656310455689182059047201371370486754626786487957037556388312770165847452789843678728487689387848905822734686303615988735602502157295717487759343250069053208760558596391090088424574393424290477721470610640727306178959615907433253065866912974529409327925565759667565382277554917866299653773806765525974411433268028883626381619815547252957987763077616342767862618241435119225261019355526074402071692060885436392434322291658960784317865645200562858676822888807883394405411798884191262389144389132742565828867058147548378446283055485604016824604191061031563718085455986952344814323788298432355236979980744254048976717991571589082000435374246085491647075758575994608553336918834391186503101917228987872411802156462053646674817107255965909225241022495543316246328421751558460692031886916710852772189001882819799943698970560716427791630073523028850696675164799814367355595592857851610900780402160204470696437199757530992667846486050339747667936107149535954905686155873362242642559357833
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 8 of the certificate chain of a 1,632-digit prime (127 intermediate primes).

Certified number1,632-digit prime
Certificatedownload
Certificate chainshow step 8 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054708667 --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":1100000009054708667},"decimal":true,"detail":2}}'