Factor Info

ID 175243
Size 583 digits / 1934 bits
Status composite
Value 1516473958642252855039420471289366826003453923380773956532960723448585565096601166043586898309014834678654414639833126104180784857023760967614109758485880163940253488741142020216367864325151132386294997769176159997003208238110898925393487871477195226012014137678270710932718347523141808205847118439574704246516299693251864851474671359098546527625357953686762551741306510878369397223613380003215736624779531074024983043229061446431944617238360551560786394173674218901706781888178214288739600153660188364650473935809773586284062627288099552381414228079320207228641101617625645591799851

Factorizations

Primary (ID: 173868) 671910174126603830364183520898047968087561562202601063289 (proven prime)
(ID: 175244) 2256959363077769313100871249829965392333601133791049035394750897083127668218958076857480901145174531141432440930720696801623719387127629940892896083613416560377279666162717389203870667765964649765639717908353666207921112148877280853920910223809936904554124689655656348741975091792284688224472688530910156231319478140813744704222397114558605564762198652440901187008885101212702433280515718004700521703750457522816804936683319214614039043409512495769488913859457659527420715617750346362069653861083169972910370216921028796472259 (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.