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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 #1100000009018491149 1,011 digits created 2026-07-29

Value

130201414670272246448460742422395363392458202546000139548503751078431057041312145224802289909736001059934876887370875417525199747946060090835144315883732273831971483567665448206396855877504018034183656854958418308979849711167756817531602776564678564791782271126397524123220509180832167902020977482863435369411099391973038451772163853189669373007385779190845896272549865845613041665323938180414883584379774110330732407273383355445446967934800788623892395038825167109029471169354433193586766373117564353811858317799739955188079108954872433522365815271996043455461390007379210362602686479433976310204764686117898856136892830965699072678966995493031766477602470503472605224150559850852969078717297701581512607910703730357744499115516031129158188190139764864646574627167234479350605185525397094351885621453772791736398376748722014925784986552404279349524169118352800652872225009604731147056946965006123812349059274650713189958075147581880819851982176269694700711109086542811691395361037040365615220514402385980755467
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 3 of the certificate chain of a 1,038-digit prime (65 intermediate primes).

Certified number1,038-digit prime
Certificatedownload
Certificate chainshow step 3 of 65

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018491149 --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":1100000009018491149},"decimal":true,"detail":2}}'