Factor Info

ID 168719
Size 520 digits / 1727 bits
Status composite
Value 6644124653813139394049182542256755437389400310349555562138240702656983960736880299475652739083573236245324819503791086301877205988654470116136556839358216347731681672587220276921126397930866164488994483284809771800118174330460788818908414376401496874638559798220593395547957961103301356824586802847431360390671330032235138753716614588320978328107978942080491382877469677154462980463423144953054190266357051683369379406261836108195465450647194550774778224696056468811815161339864127672173566754298585915895360314670254401

Factorizations

Primary (ID: 167731) 3494212075791575531835909274237181 (proven prime)
(ID: 168721) 1901465769592129183005160429294277984158390464985876063014646622277624151065801280187264805241722447677979553887558311527542378694365045425550683163309436912630715460748618026805454010279713247691090254596797034459031589286183584408911052318175890869947506670410520408814448845126732027357598310650360039247436936237962302960056854037551628122794533624648950457858207666671530279767449683783047491498283820541790410073202782578016092734268552067481284063968234106897559634420124036265621 (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.