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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 #1100000009083276542 1,090 digits created 2026-08-14

Value

3517450201458310217885381513858616908279903270097421269768482525207941435970407148229045198986196755148859295265467708183404197998679354861516035835694792560581123245926667660580754505859850677529478847953640590135496791079511541641793443818176029606694204971249553257513881394570607531408351881076187780087012761541322870600282027999515132595618620647717628383686807815702905580842124509593128451893339615521079344384117832192237291432209480813749536818196529086683896071427158856881857351253156295486268724947733214126624704160423632699520970674001663153598893303641842770311792158243108788303005682740344732177653096775332629597420717302100721629472001655888292506001176781094188361554624320409820038926742642623863182162476689289000994248512024737394694795305103553446783135386730612022473460429982734761421154944542683682829593180326056763332979254675006731117938414869561657143538717479900994469870385234845830138545170006658521106045926012535486891695650328718202575753387082864687355807787855313119547528312349877114906554460566875677471752301827080723223314432414759938856943862271
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 69 of the certificate chain of a 1,888-digit prime (158 intermediate primes).

Certified number1,888-digit prime
Certificatedownload
Certificate chainshow step 69 of 158

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009083276542 --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":1100000009083276542},"decimal":true,"detail":2}}'