Factor Info

ID 207741
Size 744 digits / 2471 bits
Status composite
Value 397353681729372656324735512751646473218257672123334991608905434937016718828256803108786075892233553717665821146593332253485378021765716168073370224214049692917263892572642673541565452671455314365305561230869760762560709481512864540365638329806428364013872094767132177655472652017653010686775437889921068600712900721154843391830686942782284300135490305993166899812599448630545932566094057969543511518076875379988453277282529267585555402047968012580290831207354593995639373574591604189472832486670601812506414378789188222092915198734346020204552167190328127685052643295643656962814952369453214320302631448823798056043092858311632000826094971168805513643908734678854113829047287184141379748967642518455305570232299710161682543767962618578871492317

Factorizations

Primary (ID: 207742) 53478542722015219341779 (proven prime)
(ID: 207743) 7430151636607634005369787999916139668765714194705085598190530037143228767722373292260679191244653620266081330837877222154691330219805999782315961468735696763616538869916057643924053555086926302866873270881792988560898726153430849003322314944997813700826122025868832276175608732583411916002262563117594312061170706287880251354782398344341546080562895265660891679389497604451260771061756615831691726766653281903896246157798245674932412661506603266250279166969036192303054514135134125909971558065605203160046661473009588735636182584976051110594669299484548039047224310236657181634639516073974702866662052863069232292452818310332753605020685210145366112269411324923619357048158972084653798899168156958534117703342048488916623 (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.