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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 #1100000004985330840 1,039 digits created 2023-10-26

Value

1384517780886559312441589204912883099844782288850637359591314671303337283975521255921100127945061159561272420452711756835682349317386189386650222003985901290634171479819147964514465940003628922102481242953562617308731185095068675342464297893515887560011566906793215761742227651757224007127561088577780422121063329257078490717544843300007534378580281897056940616233938096963541645675531339150159880540694592993171189873773866596112894178399463705358438002155954349323222211344327978388703374589992257836407484916247544883906114746090020773209104759321285128384190459387167252626435469058671458957941633110130528841742100491626661734671431655749604174646148681185922679443793903436249681498736765450749369858472009066171244504931295902874385056669860832288004397559536795177144643410216447500719340422644785556895479223828589172391315104519533824992793105742884723472713375542492481494133628150455204344505143342425697476211193535066589742196924836888101828223142291302448900336804888791344820336291061628748325341017337114684037120367059817
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 12 of the certificate chain of a 1,118-digit prime (166 intermediate primes).

Certified number1,118-digit prime
Certificatedownload
Certificate chainshow step 12 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004985330840 --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":1100000004985330840},"decimal":true,"detail":2}}'