Factor Info

ID 165998
Size 560 digits / 1858 bits
Status composite
Value 18869275356686651779147732938191325827673813691072019336811185106148280265778999898990948757339971924757107939918998862765765035626429890622982085830738380498886764149260459189094625426229629384098976726763095139047562616087579611965531490720833182048729823974003131109278603729861138593938826383539425807268609859002569211506942459865503848741469640064187587428015564986682095596573570237198375617700716585444446061921621300922632105327959410833463810123928467186433152290639405305505352506276598472689206330244788264971723623735275323072944564084516036974759

Factorizations

Primary (ID: 7885) 372810476994982432801 (proven prime)
(ID: 165999) 50613586583674816764910086385993047001488718507094837989118338039691678401131282650647508078644095180306856194630872820569242915894927320902624710535128918384648017140847726618640421798996380529544896713908235640054481264836019476279183897931969260996606157265950367093083791771628254984075177733186746483019957756973924211927929363126737856312668273032180924579943637864254318279767623373934965218490783933853745445227715635609410039157490262865337174690086487961639187632349813129426717800982265618038530489556396931071985975966137839559 (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.