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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 #1100000009067938595 1,608 digits created 2026-08-10

Value

117504115769736732949379537607705572678900794654679264101775111801174640349743736425283695201553645216657241250736850418985474881880131267505969122856526927087763096029980971227583260298035222379966627755325111111603339792638857821288850880166621716999774705227162704997582236815708444695818638923065249531585331841389945863594275932628592702441100494300461467470615346720833871869510338247615030979758959564899304270372582960374308709931241802299269988988122106610387573065463334856204624863215087460115746823348135506484130735630137808993328685317270604615847930849133986317027902363918615230149059343823220001613673971784299606747997121409566244779243583999336909516173715712682276260241477437753109265916906099113577633448013331184246948638589393562079948744537248745237615820354791382789259561622961613212664495023748437595742281604635308123592336595627192739620733856917930702365931115855312924540804186967280721016129796374715142431004183002053382391854674960236762683370449547633180240635996244339805610061054218472743078399062303864016159564078441444445988312197941722423806497017194674610886583993236504087691115369045541514285980403938312841973768569764554462314527750270131774244372883516238725633236910031357443510259840214691224114347623527680340810771535088736064433897564439389150450111183479869797746550740309588081591990266796042605002431423288593726310511830679488859242710530894590171511429049281036093619258892347555978990239772032082356245352868028040654459329278620880670153271187838089395291199347466239822871103490322992627536657434742410242006765026147658298455104447875156877260469
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 2,638-digit prime (209 intermediate primes).

Certified number2,638-digit prime
Certificatedownload
Certificate chainshow step 87 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067938595 --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":1100000009067938595},"decimal":true,"detail":2}}'