Factor Info

ID 109283
Size 519 digits / 1724 bits
Status composite
Value 678684026785340993612868648766868278730429380792270710727196652640126545721222353918640400237395767574486331760954971652486850237707251328452385615879096532201814696942435088689609075881871165888662169738944913401203359968257446234091483462027429997502178953348419037240778049836607907532589231845717330001832236954573454633343305738872485955312288206880188565108791544203170543139838339863980571254915309699366273587613635973094821139221278646693847482370071764184685940395240467771276889759311999354949088214996502763

Factorizations

Primary (ID: 117515) 1638125592176524294935580330544668369 (proven prime)
(ID: 117516) 414305246207401936577519146129778320563972941421255010854405627536269832781776999815013165695045875494124000820488133260673658802331175994605313612427505345188653357904279198839398379157659411382125007131925578299588043228397103842284951644371203316585292177269098521020562943521405800590387344353804580548504120254426129432468122504965347766087757318527904075122649684934143893001041507669071766333831685727694912739022128557208343314718902253825213616623340780344471135886607807227 (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.