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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 #1100000004928075885 1,627 digits created 2023-10-25

Value

1236042901612867968993436012626230634109995113214272612347494008136273880949866975508532497487066890362605935246673683704550226609319090741018152679568569562790702224548486970994137373810184768540723089960178147987801890381310608259417368942161515760657223006128599081718515110971930951710575151017314275241612083725296806271121302587355218515373028454630488225323913200596060409890011772064569119357796954234037491939048989467178001821118550324680398860839175574545697299750480059063292626394503551200843054603458321342303582754057095646996317380568978865511155938164604703877877923765074008549368932184100100691829576315404294594177425209700510454107138137449954080782720273889503349641322535612441326661995997104352994508602705240848496825462675627803855756610960487884439892079560596084993123889763805652514368468941922443997459692297318381986420196155592216932244669643717380674020904020610971672150024066402262211538874578876432137258822486688964221724447531438626433441759525174033978111751641059472860731261504143692582272302645371998209409857486801932720445624115657776866205888961461838526631729902639442647591602164144767359361150956413866176778610646172369081551287817990449787933286015836016561313290881891889677196795166130311089457405683059702533483055877678521019488187939304419987895048318134786965406990957984650302008221468328304258562452371704748813394822837531215155328073515234307344080116387959351387379283233570416871571646540423914223243394534438740530609741036903727204430557387968112974671944929481888634570111773505868101996699344694790627627811523271252392770758125278674768814874638938547292557387
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 19 of the certificate chain of a 1,849-digit prime (142 intermediate primes).

Certified number1,849-digit prime
Certificatedownload
Certificate chainshow step 19 of 142

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004928075885 --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":1100000004928075885},"decimal":true,"detail":2}}'