Factor Info

ID 123653
Size 644 digits / 2139 bits
Status composite
Value 72612198982123904241627052691720616593443939131482006272648530507826989083520212612602235286289117161968495592837109791918353702888502170178311472720779501198714579657229518390366102119476670027680553627387851524613170081018098623951220377856635803080916526894560702958548343606703658062412334788551702762672228464650760887242652499419835782373187143115217380982324823388973499826440854154803381543836388564888749209038541289433945415830783178952903209217180715732735699477401624441471371185971775417096744283179071638362801715416943981988940999560309522219956199305756985850633800018334940067986964130232947088038220344400343461534553402346011

Factorizations

Primary (ID: 1094) 15636705475517134545061743537722067281 (proven prime)
(ID: 123655) 4643701903563703566548456997503560250007771224853119795361440489123890205317209815799010734313611782134985262203264903387689608396462118220057864127091290237880029809033076516163569577140559674468325857097266326768234632016285088900310704438136352100318130386039014766972364086773243242804362971691388559599461240135474363954071423555569827136007723358173862066848474474636913137219605722246052611209049816517238191188299837740437899941688903757169976671184739093984651268837262440584336541350450546089674554522138350089432511179364138833435474035968910774965221753873451281382430678254706906814236531196331 (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.