Factor Info

ID 175067
Size 443 digits / 1471 bits
Status composite
Value 42728653153889304463648135771725066349719516160779282973945838813705621314617058076661484767429005014873924871847915341020851417198103659770237673174274354701363222410926484442319388700882704671287212684694050779487909726395929125191457956145952752193229770918077532711183325710631253680220983208688126601348217582392891720874265367361250021369497615593638565112391969406664318789246349064925315827897559902772578217146785879203428223885442043

Factorizations

Primary (ID: 138863) 6350554777870593623521962481 (proven prime)
(ID: 175069) 6728333924901071655098136005652588147631984687944947336398376787813132375800761093426397115807617392349453573697818649555677829178549732810966634710119425450798461537862393979418517664350762806827739883371356387030769212092642614213780568687959100744062179892842517360132702831183930382789259707279170781234592462843243925793344374455195614090300490887495117109053999700462526675053729710475886552415433359072786603 (composite)
Secondary (ID: 140186) × (ID: 175066)

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.