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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 #1100000004953869847 1,237 digits created 2023-10-26

Value

9506307189046647572469165741444632942806998192976064325635895745548493754856591911891370065165348072990055179870967232521070929482573367558386046113801971761022497844178639372361461400995305669730362454650009653431523910107034716308253661105933266135272876657786036752321155661506554763150727077669964068233168368941355097006097864581636831650575844128778809753069350433038938242772054252651765881429132812509990656012448349733508843925062389088843731688694421661573564754600203196361129866860130517258829644673368073102113691757574315721447326752777635567238762399384454000187044151821499345568223324155345568168814578316073721779586747094849386319121340286287579452661941765367867493186694247368400948619815584012895809186409510458581242737038108397205889202557771844414015656387572390414389529712493741324987163286856860111430818964783925307717637660758334009610465457980313704423388019400118544062672746110698755279743107054422673147446780626808589526807590310898307802418823892953209830403184074337291259197268435987343593382004947992019432073965238167353586646758630778050784234299948462165985029496806367838656193762068834509136845945177044988507041358854517715213865586702448048594705673184064797410002099491221918297629327214779
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 33 of the certificate chain of a 1,453-digit prime (221 intermediate primes).

Certified number1,453-digit prime
Certificatedownload
Certificate chainshow step 33 of 221

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004953869847 --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":1100000004953869847},"decimal":true,"detail":2}}'