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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 #1100000004974567216 1,083 digits created 2023-10-26

Value

431506385740506052001370069765077514166663496296049128257604045723582933370945387656417480186447830441526394104847175438650357147973769737180293364415395033986719354345118078057864973952684971875581337365123464387770545071066364215508102344200870864088202368476681765521823698626097658058297057409619567453200289995212998267449497590483057764932284156663818369746288483850535532354991206525210890918471839639524084162339832228723640317036070785173815345406062709177706771209415981673237382585510479108607396435034511135384443496829589069412782052255035371221449868019149465357893065362973501030919836545871392798236476999994185808121074523915529587654972121226360048486872749093127423131805112798448999813012498739447837281170974047835368858703904160419876366349382805266986870329391941593081143632633007238534861234618776151021111124673893478310153519196755140787896866390037182588906130179875830503122658094595479610936042118774775596136361684559980137546028005651002276068084332935751210890601978883015665964365862377757684137992485823058513371514328316529199492368554201827703187
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 15 of the certificate chain of a 1,227-digit prime (108 intermediate primes).

Certified number1,227-digit prime
Certificatedownload
Certificate chainshow step 15 of 108

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004974567216 --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":1100000004974567216},"decimal":true,"detail":2}}'