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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 #1100000008676544145 1,117 digits created 2026-03-10

Value

6717306708524190361786420223506083093831735107699048550027417869897108878393723171509179934724555374692675464013471766755043914837318315449957591418665047996688882777741096080653637177503165017629027106920482182291784887414884124487593576106637645765531220477519516701274825143091481158804972944471381022739316116811344408700582994292205568200296838220452476205630065932806150662193670009714262914449875280435154586247328359588620031663296004038491269901480917357098738585796725454279798382355553695013113007747791141067841292888410629501286854664447463884396503262567147757634769340790742395427962718982951173840060933683439154380382490699795055336808998396535559741218093617269930316685010691747084199708037026106778325739619193819997547817167935630636847529422439992079864408084073216592896604635205355703710966618537721226819923770786491207624626140723104445934940570063979459588131314701904626259557274856945671431522493129319586188785450772164878807825689336523464089070196346712203668517736663134675549598726173471592251815694583504382023649995704863708470629905534512921606889722436557592723321864118446844737
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 35 of the certificate chain of a 1,449-digit prime (154 intermediate primes).

Certified number1,449-digit prime
Certificatedownload
Certificate chainshow step 35 of 154

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676544145 --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":1100000008676544145},"decimal":true,"detail":2}}'