Factor Info

ID 40156
Size 668 digits / 2219 bits
Status composite
Value 64045782464215398493449827768518483752593764053039799266379544407437634306263915703661734005578921084206567487833146787772130195189930981320481499065747537773076223312688540870903442213156284738997631625287707858412625620344050335501901357788964627667207975743479087769152658716698748077972670280734894083182537294240276499414710499198664432198527469791619295773492587800763484686867044049289305736134091076563662689667202142774101139988597173030794448047812802915843730599674844393824441448349730757935563662987756514773458967035432981211939789297373603082360042885886718569849479694755049323098334648360879396053484433379666978618858904205434518303557530587466828551

Factorizations

Primary (ID: 2365) 4531530181816613234555190841 (proven prime)
(ID: 40157) 14133367735518543013713640181066439691344163805433035231303026383437697487564802953512934297262111107879148359904951298614220986982911517147859141223028550860394308196950630134135983953077732156817300203710506090833336029431696032301805529501831354557987547613490820354651555624387488284044554347612804794203210357414130394865387153187159142339899966766698787664792648304081173126925720316864540938118788434460230294453761540291150060614626261778678746420018608804039123540877000019923040223551346337430721904825397756599189342595595435079989687012785322898058227542104960303287401249237158713397828978108128017148446787246509614901374997311 (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.