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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 #1100000001193087058 2,282 digits created 2018-11-18

Value

42348277420216322148596736351881275068542828005662355875292915428909341073264532989116158575108829638378678294911724408395436971272497848195146208921703190923658325008828309637081131605958512994000276968777846733369019357205919856564915190178611239223753847750146436159673964375252945975357067335072940148870343221405553746952752678270390677679956600427026553427473093911919507062664810246435944439746654307034318071993685963348433687862107870488071122656925185174342731393678272585989594874351158146404419255602178071263030876063923121504206866682137181022310782903824877549007592115194965770019248450562930511630042438274421897998193862102961184021740581795663853167007115727743095738447177104449597497032408590606670469334720868826463849447386717027514380157265684975043514841755748802286897413033295823788079282098437362878613182950774191066948062306099810521129970684673221681676706255403305121802619854802137021743819156323898383016725931920365169304689682443614808003942616713661877771094051130104348600220015322639264246926819804322105616534485004495001695582794050489880418128508995821777515557786055091713856167640581248824241199653271755802779365714686243851076766319673918745616554548766975345419605262813190108940119489850609283811643671648560586510656592567256487274235012353187074553958743945576908886712347431687687050419132382871202638059912606374287289126530928993400625794278630629078260421642870737791022825388543363439565609318249260309077841761196275327682997864800398350854874442062146569774706200910921023940454516134434802454912296737561037331350922021012345349403181789576791624492571559226169646056513192908558274174271540736255732810462921339115420085374880017654815741013106265708057820951756399631022978376773613720604600084178864849700239038223914581362344918145564060524493920771124481135388775503356803600988677578825885445056555416618422014943363035286917580772400188103341016278479166969846580887567031434247780482236753573362186808822781798332088651136942264480575629972899403378301383351804147395849073047760397857351076318982299210086722178241315701905286423828651033369081365291081145031256708128964142822055477343809337916348124843206615056217092107498992227627445291060542556632602301665264931200900393606498633953091549444623607864488155551
term (606^821+1)/607
4234827742…51<2282>
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (2,282 digits).

Certificatedownload
Certificate chainshow steps
Uploaded bymsc_nbg

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000001193087058 --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":1100000001193087058},"decimal":true,"detail":2}}'