Factor Info

ID 54279
Size 646 digits / 2144 bits
Status composite
Value 1431160902384917077728365230044466009221520365256175601532460145449860472036988103115047845071173551899970124627466333153779527660691257360048922872782261965668649123686645338643378659489555876715388965550051713135862263553233851059736845150856425431068309384882605272398904866166304619092950536264649720779819863461477955330334753608820768162255621930228571151351110820119001848958875792646825214676334792058442500410433674637686161018495126140423098588166017110474220791927838176815916829217823443626939581952336366790196361736387498889092076485362844780070161754579692960273997978684890359527759950883894028471018066741092860143627574012591561

Factorizations

Primary (ID: 52845) 3145763540507811991784369 (proven prime)
(ID: 54280) 454948658395948187939355508633292957836184292001781049418323507642131048345716674116561703237956259529989664479860124545013105236630969802484086144558387335680132038749681240441525490839513758637765988787579295050451272890003347373513174756609024693943965278399815941593528335374810165197470064180055651881537677055620442403797232895962586742054405375256667234162949388792761734281729236659223791286193904600239984012263401883418382575547383681241241814301931594887005726101164805243485614202190555293625073860804879428513426502537915209654468618257895071765036481757708654967661958103824205420019698619694201769099202969 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.