factordbrpc · fdb
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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 #1100000008946988599 1,279 digits created 2026-07-07

Value

1580057048359536435648813072867532438869528784556720174569903630256854611855465699996903129581705679012173184821691317346671059855367789931798250883354888666947531506411659846521468228442112896359344093791624494898895802499318697195765938194099007238144828587587570197254471363412755855392910049762006024955410908510575194692041308586698296401823685611563858881015579952269166564869503967715219632301136925170993195837280138975330317287304591608218886117037601563728114090909798265345960892864245433844178513359449913911613702646869627633752805122975800816509394274585741631951592813596726014429727828872080159784215052834088000085062804699164090701996683890744668936557654380393724241068828534922730551340833614615505561742790620663831045417676601130552411400366356813595884075247215120844362905119727364577741064403347722355787986551417920877398749013730792607732824863962699325838025168542652177656593393774991665983222937574518577835440725796675004588247688060496496452487515495103706492523211103799225206487245492440693800383254626859072855248734242668190828272326101382936645195935592361637063161907097509458951023767476842370621729468661175994732095176206856558810670633735444791055288567380607150210583364218454111005088778112702622546901329433081110727149313386695440211
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 100 of the certificate chain of a 2,616-digit prime (190 intermediate primes).

Certified number2,616-digit prime
Certificatedownload
Certificate chainshow step 100 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008946988599 --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":1100000008946988599},"decimal":true,"detail":2}}'