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 #1100000009080761438 2,152 digits created 2026-08-13

Value

1088855733164805998449156261906105693745272399581251268643382555860957909460006236310220838461701225135114935119114474154588540124045771475540039860945671204401186528277154138649180662468928870651844557758378498368884690593335098131879958500605532636341491367737792612195859353422067486367942585528135076461957481096619489945687611532525985256116182964822154007932734572764928257568827632683216786589653914928329388390043480097195399772502886913920363809420773835476879228754865951153405949767320210539179756558786960454088748559215282061065410186451436705168645076936907626334106318670435068778458189788488068489692962031005917243793898401323470979603232370746089224138314501106690016953153749666444606616769451074684146006026255898465450619867006467076572087928239490165745405464806933182238336005431483519631884462237628614039169564819757370511501112653572854410434875600290462231660168281650447983025243493324467668247695940600178769455964093004486312788549208980097618831963448838263051758712489135380046441594301673861158210340466217179160241106553382455361804651812952805468710862541119547749309340915507673542311943139577233548323522012291320633574182285040969920609058905720260449129349499994130639985253099034360788797271499395186080532995701960727415516496802600053131900299982132453087303741167071678311605006339613932854863439982890885586833716920117282178477169711693359388671542602327014371931679881104926131845093792242474812225629465309270782798351337170755240173391726256279914010722471457419861676527188839278111083379260063619514690842806497056060639643063660229157654490377362687609492079783353589937833168907705693674067117804926784568920650824081479639689626523229464436871773601934075162870298242622117341873969640057954768097514405428817426603146289887468750794377812209331161213486585005484389559596408921341757967857433065295630429254056556738753155287658296230635894770960689412600578235514412766108482181590151840168104257996236771846608026218807533878723384277134446339726317870321225394572434467484559527220676675878680670359190979867636623418895159026474107016724841263779535226058952318021434901765026316933914106782439
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 3 of the certificate chain of a 2,184-digit prime (163 intermediate primes).

Certified number2,184-digit prime
Certificatedownload
Certificate chainshow step 3 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080761438 --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":1100000009080761438},"decimal":true,"detail":2}}'