Factor Info

ID 172684
Size 726 digits / 2412 bits
Status composite
Value 869589071247363278797025195575974390309254875519998124734325990151361863837469286710558958912267008539217988021088645920611279853645066891218250966532289992134935700086295462784266099410536076301193118841400643201734319884375846680010725420813606641346190180906779770330098384027399141136537197176492138938204488094121245054524243605988799411501546078031310000627542501232282322105138733743731942933356339550622265367493927344507690338031881608873012376465467845589701233006812924142874768613144007159438212780446317767763383448595037978455031977216763051233099963590339434034297936566702818708710676475765312676317216841442971836568092149535162439076373711430311292128385813258946113303710281058976067399624771269430366274503

Factorizations

Primary (ID: 171772) 42618089314675555972786701124013 (proven prime)
(ID: 172685) 20404224713751302241723217162688573662897682772403701540724444810312379220980592905698153335376156898190524905723561956087937374018021468570944429632396192166220907089011269782739004459258381888858728931974622692984225362195051690782697863688176617799243837772808434348511033706872585892348993089439552397103975642086427710975276611201312648404396659331589698672770133966427402637379493660137497920588353905620243032058289321747335850622295497626419851043218374459882548446891432789688991164173441610531541490849276155049886686267626835085065295621820568130558659721854354717380763912919614767236852171711618424418042144407165914945998955576186310216509661098271209870939109055415505483502817731 (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.