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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 #1100000004991968718 1,014 digits created 2023-10-26

Value

228208774058129522615354956845950455694339517503084218917238345651065016648838608464441211100632138576160470445915509615008443429687618071973110872847747885969157813032103135649523933082036605914818498283828652107242303319712564046628945054474102290127481293877368060153522874412109020235537492275702398041169003926825012654508024043942539197094647894430314221843171032120733726831791121926747459578528003734089820868421751184344140548379734530685677143368004766761477284653232435470777648508453895360990984161248135918375777117845431979101125324320350044728548704030609334332904924710452426494479177099058788342039952080751735763212343912677876995031044173832107332658125699698767250430111470273227106041915013066801291028851761434615945819340595968706405974228730126377781467798780670855336921973674165797754615057442072080748319178572510766796955821396681142909712532296952845502932880675740855081008185504809380155655968756202578776918373382651940470286859213637901580386137020875162077803182433692542439407943
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 1,062-digit prime (156 intermediate primes).

Certified number1,062-digit prime
Certificatedownload
Certificate chainshow step 7 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004991968718 --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":1100000004991968718},"decimal":true,"detail":2}}'