Factor Info

ID 163121
Size 857 digits / 2845 bits
Status composite
Value 15835115629739699079308106930294398018556091390076834288161639429584779588175642226127146223841757784778848817953414996748806892140288726112939410209244335625199361988211864340979455867447025655975348293973849096616307853871860290939841107893197361224209289138800516831985933558439953419017152825636986611237752970339575813223245386160361529865894973951629076377711752445557342651654998803860934652826302508180905835838818880181496166502386228948903245466947839203881325721710444389931898030047580190883003389697560195799348911345796717421933710240344598141434847267622304565068104287182506216523059104084787669100925780410174896955041150299201148363579641834869969362931144893241141959689764380104579170294857306426544820626477193864273012724036279826611011489239489565197352069580668239373631744532765437969986965506535148189894550129224808540822981458841

Factorizations

Primary (ID: 161523) 266148727994324071088641 (proven prime)
(ID: 163122) 59497243323580344907132443061449867256387175325044330132375185957234585309634971880285847031062659107623476971564049875202435068365187389512044983393087913619514006107621348853504721566950663288650460808841670937519228924505881226219652940511243893473937913691569406332402530963140341732062481528148378933765124909768954100803934478747362807003742125909307493827523896477023106319322279004350733058255088962487400111345982784047881776651004992038811919538025999523922378976735515304491471669996011978242419568013480103095656284803275305844703533967388692689534356325488880435074877321126330835727346242725336857981691577409099912061041607686533218711650087215433829505247079868996253220150313880066625152228741868784071855922283401100820626299427350959363791278894936192511929281572107466876212579333805774896726747234016740620962201 (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.