Factor Info

ID 87428
Size 549 digits / 1823 bits
Status composite
Value 328642978177157981548056151544749285706498904165917233892457283723922993525318120404794466833254981165909974309223681703483111067548262418336800854626005223884256628727067877285043638836372137838721111235459304214185250675265939903327170578777817705070285968880262546689358015934056854449607324287233618990499449887933668169255315547269972743203756696998101358106792142976007689741712456411479289717910860417387831977111474103077174102694938612167417986192913878872740502096739019011259870087886072774609512632199714381919232536234007747235833974421

Factorizations

Primary (ID: 87429) 168861366548265667201972819341631835804851926537032636456085475099943896495548736378091890423841 (proven prime)
(ID: 87430) 1946229530738885230558414245961493325032263366304448230344059297830275639564309061328510751671829749172147979385224531968674102223959372382136691625224631040408356012358807970362393716022798034440146331049202459391072835583447920586524876403084131886465490638694851868489372218140917810953534948960523893382733103225101148013916351970034981401354910919854872600579430642681803420459338235649015752136703466339676104003667407278858828077790902276782651381 (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.