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 #1100000009080418289 1,820 digits created 2026-08-13

Value

28823602272205001050920131403980157727751212035433787245037179823025010826246292590018158414308493993778340950385917673409024723308256614386334967818488656984228185849547032077093970112038479769963225550351949916420586826373020246771486962686362185186129088935301630190622948645855714780913068202714147565928201918146482164529421305439804584274801141544670157694753951322273692759428938706532555976483001790103196372089111041371874159120112672433576557814495991060499204551793337267374829561539901038408972847434147075445252707657200354015523940583889931485667071332276138727489183497042580207920500547751219270920332324848986795830909536364645600112668752203458884994298195870703466512039887416307852169121458561942958411866202532143316503011406984749434873353466120687664083987395070018556856775239326428443480940059989899401011141268715432508603976223836905937802518827977988777636173349325743064771343104596984951629843198933747358025751991638441988045545052771038356637761500959635741159270137734021576739708153146480973763118176341269207738664084171220498954739031000175768525358155755295993818165715073685928046437035306176149466282971841312893154743017681894397558862564697010276325136065168697231351869373170646931765600464442630997004568418588206897197912717481760623573297785244295316163889484923444086117838329202913768674520835400089699745586395888323543734524983472945952073684974844035259823166518510353150618710134589761841865696945917834751829637358639535108476257751417940261453627206917212559244309356971669721180271053125622435783367819223533122878274928091924881928436933555461465947523387158499655788847828182563416364224196544201585977204747370034554701149409678871947977212137583940565031385638933411650110014003141081828388646627939389447048209643607752881426382467771817766750761169250191614867
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 1,872-digit prime (157 intermediate primes).

Certified number1,872-digit prime
Certificatedownload
Certificate chainshow step 5 of 157

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080418289 --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":1100000009080418289},"decimal":true,"detail":2}}'