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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 #1100000004895549171 1,855 digits created 2023-10-25

Value

1198430822799368021278894005536326812907241873910940433595853401696126527684585932811713236102377877000709749535276297049270185817269984804429662008875874048699058000593149501702163791167290528906834071486926796543846232219078761920907125117732664105520437905601407460418860468022516797351245687006813125589049896853896165914899382111738968586061235944232538184524139161948551716106712514819488351274824058693190754660927274626224980175342698259931505192047391744339142076699396884599639959441286954222564022764027151987713448859851170956423683155351984259553960500605676565999549640183042996069809100450502632576415030757433157760040630591029227039218553255579555416758527737186092300338354702214815209845085722441701800149961833771426561473166943070951883187713472093558968731150606080814459953992334219548032137282740994211391935962312929629847992736186019139239299401292509971821160664089250631488953062331308974605916596282203352337964965461990114822148938143024999723772434188572554866313463866026622491921107927654199235708680700845448291914110681988371543022167508237647575407159870349761654878535682528954415323734395597873716152734505205696867081158335998621862154331115947004966188297866261118637869191430779306767727843288878725820656668903859890467426987609611719253390971932231796751398567284400157829421551983612450516683503391511372222006260117658671701997778718523899389114980400271802402156427165320301894146109937023577218722642560188259305354922685505563451196915260074761061122118603738404030563694842258042704321447765182451124076667101109675804595042104133239744769397497796455648979437947343513833083846371420573913963811253842684010407603854575928048630832426288340932796838579941976128114311635956187156198025751464483120123109452833557462909102311380737241235298194529025894954621450538437844240405098804137311480499275858724669
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 2,148-digit prime (246 intermediate primes).

Certified number2,148-digit prime
Certificatedownload
Certificate chainshow step 32 of 246

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004895549171 --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":1100000004895549171},"decimal":true,"detail":2}}'