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 #1100000009075284309 1,632 digits created 2026-08-11

Value

958373985404511169975107292974535940762601508913862598405658031886342602221990815651460144156337151238873918467744345829341417217687154287946119080282989890246765506963689769859795380897211606337158568163559301015354963925307653894167322370294947520156347406202715768183745108575470719406824676497470781415388410530718068162454034928805006440125041286716966453676448138930739844955272301744608361400445944931878626240238123536788008366428234756540440775060373488545461316853114521955307034650793737024559156669376281192788605311285661684582721271144536016956508996908939706715566112234535346164066860744101049266984916482887718265177809461150203904610390730011105358185016600119359298198569137858223429264362485632357846140225450076171240998064205377442847610525322758282884401898312193030695821331917019897614362777963650302229095552979551060757104037040877339709647900997577155611421986138587229559965615426999855130980561863487216341221578453319123730418598594406731423587174938861520457019457121634756108839174967403029465573458850127585801376468651453526572904615377924839280785309024414616409054161907577566685732449422651935366353777033491696153996442975183301923570402863845025261799815890111183696788123934703441938121557405871918023985327647982954477825422541651858642219813071163807710173481653955256972010967588742220305781066993761736398449291147957188201733328374856657305875866441701920902303004012336594580727273704108575237095969354393811077404221824049851735927753469097866866575993368049953227271752118832058655482098324548220430645375372185411254315851775041603706596211039152062480293643396581712680819740658161
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 38 of the certificate chain of a 2,128-digit prime (166 intermediate primes).

Certified number2,128-digit prime
Certificatedownload
Certificate chainshow step 38 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075284309 --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":1100000009075284309},"decimal":true,"detail":2}}'