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 #1100000009029264245 1,643 digits created 2026-08-01

Value

28687674950915825736135785054844323764508741939573733884034350349616381093357385513649907457931259772525906649418793860056651762365834493372512030664415417832661328875463985025143359307986154338700068186689308424743686378650865628925268129862372983461633939929254345474049123807729535633513092893921067701199762787298383981363155419854338209346161245658685481963657246358674268764190582148695529611700557202606990380206144402907206667617894728375752521106983405367671412342257253022924986267877700121878021641314085923446545080800709114547434250844791007069292924239308357072841923057015298921558156883367338212856570673242075829067105071902235430802181395939698730629757139464334177082237528775330810027962251755294007199421122986035594309944968982319508682565475491261004215688535900218660088423021653646019072222032971010995979057599422456059760515111377760501823654339518808065357101268139928602767450472731962466257959414258000116433799009037735084932044283915956918821682744791295945985093929427652445921683875648636331246177896380107017278896393880155936927583903091559197124025343712841311886633501672807596157517561842783344670727283425681067276948095463723694529227076186660116004913982527524913004301792483902575823480517289324190693038940521891398583984246369677898668015422199792573802511104628145612946032560143884473966146087479500485597867474721285233620324647310165217563600577020378747969302928396417398431314132980857069033539332527705699914365857917706578867467894664791638225002963359294186015721729595108257695173141105143693468127320061326462871784743971037268324720346246400503564340554759521516086912008171772236118199
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 91 of the certificate chain of a 2,772-digit prime (210 intermediate primes).

Certified number2,772-digit prime
Certificatedownload
Certificate chainshow step 91 of 210

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009029264245 --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":1100000009029264245},"decimal":true,"detail":2}}'