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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 #1100000004971782869 1,222 digits created 2023-10-26

Value

4855647034841073068661284760460913723916750165080839268004107274250069696600987198131740453639850510314562899176643301969559569423756670159283706955314767470863151623896178381960237229975834420262161866652125728707998904833870447238280460462521322686442718834367910328701817978798777590821217147562253841514648387538947689508864906629988980945665809385927922207295686832074722342188350369251137009707154139038560809444631989362161906509020823773973847864225261736938849059526918110673748721790700675337077555665236573278989521594779847586028047632316426820452193381891497607764061206415641415570710172697128871539634814229765559599740656575063257967131510478453956990655049539995244249779634733089567177896671935010309707289715811434569970730881744668982718480883084139531912809102979119536659613234354197003818298902273928604020442110632768028562252347431753057141409215859211652777872216477522549271777233944104180093897683656004203389922369659555908133124769513719283132139775732707126968908833684883141898175503041647075423831469717114807650615295641183339652291057647335651175041418396184967522013617902758552859312566718548941789093707276157636054488325713391420530797155754897791641135993632303244145538637580804189
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 1,241-digit prime (202 intermediate primes).

Certified number1,241-digit prime
Certificatedownload
Certificate chainshow step 4 of 202

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004971782869 --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":1100000004971782869},"decimal":true,"detail":2}}'