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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 #1100000008375789290 1,147 digits created 2025-08-11

Value

6849953290331459331327702555107121031715605669942305678244945468795640853708558169502467534220126914112599093871106692045243818088672539811006004620498490431907963141690054312879884049501419035055079353933250216566628429819401863284235653614829104415875640279704472894841027869399732685075760734921141332732021794674597456071161831954994851161179520260511140652891789077283759409622152125329172132139200198049360943933347690770498258085752699601046993144611335559106976023241757346857845474075443858636830119833460808328259562361957979748209706427046732525548186441361177211845411660975924638291902723485939874298170433332078373581423934403686878488525257910023890030116575233530174387732702072395346291875933852149668306556703219255804744048576775639178467822573903480826958420022696139194025030825072609942299464524340914458774279614724983180330467665376245360177910106572405030375300379219984283202111485743315426905326065904056263217138150673351545125984416767849597889320464893851507961717233488845648534000521299978676143203110371770217301734078580383048050051222091058693682269279187701814316189242034477471007051784816269019402135349611849
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 41 of the certificate chain of a 1,562-digit prime (171 intermediate primes).

Certified number1,562-digit prime
Certificatedownload
Certificate chainshow step 41 of 171

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008375789290 --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":1100000008375789290},"decimal":true,"detail":2}}'