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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 #1100000009083989066 1,727 digits created 2026-08-14

Value

10906475457305721825765774357538469442598570806970953980222734008607555188675990869370301225374453765464780666908580766159580167200043819446532438899371970370722238888794199688777548811827553234412623521387191479588591685116977331733890255849843333528405718684253036451864079442402250984376081589534749920375333390665888026350236184537572550855854266585766119603810312099177560024031105726522184935920332386825195582996849623369685930402202174944396638514118708910207307039709654574734089562387988440826859171418116926142155984893571496574094011497579525265206524963247199063893436184721123259172121100280917616879129436246873468168160714878233200357885407470897135705911036916554220521689597038688366146378782746022181628915875087008425250186790439999491364538519888335842565170412624830626778550536581902266049104809452566780590863861435602560592012683492234149652118726758175740705471933359563647599250798415972635445566651867085882996243611130790488278155624967501496735521100846452513790087287186490298531249676607840951932773601183139197263720051353636596234518778037156974840556260936751962018341437606838654724770073721904360047670583294872712410856599413181082687137462736334507589697811894827235655042079432265386092460958267628385394041517743918237742155618535125222203519454863023885407175932030548862328521762563822260963914761200749621664681094560762668231201512669451595160024751683176109656384789792370354096663154739744860947323225639589080583693848281727093598378701722368297393812600560546613689900920522291098604791959380978304254650534909544889462657515558055179251672317495654606514066202383061532337658685437518944315456869065892457922702962888978942555796867738727570208618176038393211332716713793164297
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 15 of the certificate chain of a 1,932-digit prime (150 intermediate primes).

Certified number1,932-digit prime
Certificatedownload
Certificate chainshow step 15 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009083989066 --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":1100000009083989066},"decimal":true,"detail":2}}'