Factor Info

ID 51477
Size 521 digits / 1730 bits
Status composite
Value 52013576714826654039026047980198766602926752286746921429691911780696254189472958479133373559507419947462136508030790917963233231941747123132424266458720852533870649775211966083925626662118994193915158712282167051515770805661514429491244456504976411003863196475678137780464562452884091516506248297027624728444184243645693045706721003390854680227842140449481944234178284200151030952324702262007453979771463834085782096988907393003943019074608512237839221709874223827979789925721036979700744304291221026036404233377605617283

Factorizations

Primary (ID: 50220) 303309617049998388989376043 (proven prime)
(ID: 74570) 171486737613903595497557309336794428452375167845014958228489578421190327590900449731869048987919580236508344345466915595766758954503798710305863680297230025186913410466560942196555957595928019498116147167891263442785734798725431053066679574608185130537729555962126340819404767101794985603535943998297684622385930437176496985948255665759653657698169421329798974731830440709799416026659544002937612764986326752235644490123070713991782900086198176727081329645521692761732236814430819699596158524681 (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.