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 #1100000009080742445 707 digits created 2026-08-13

Value

19002095841337333181544996245703156269104877267483979545812099010687736608497853146650176906719059121091348312119766523392631090726540469858617098865660620611955347566296759212961075991915635917341407246618930473787404854662011158745490470323646087134073179338885102099672062989735782822906636020656779710563736309341291176740131938871844808567735899389757174513864108409280795966415017246437116354747816786134097883159313642673980592258627494891713153072986301858675559117604808491074034862919170612930572529109072613980648205776994681748884100349694569904416873261536154190264734422363968700499799988647040795301340513039354704031879126151864649285951383483414981843690658842916276130177122799470070787291
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 98 of the certificate chain of a 1,928-digit prime (154 intermediate primes).

Certified number1,928-digit prime
Certificatedownload
Certificate chainshow step 98 of 154

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080742445 --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":1100000009080742445},"decimal":true,"detail":2}}'