Factor Info

ID 42429
Size 252 digits / 837 bits
Status composite
Value 557839047673648898404422743594169468026532550145631805735862283902017993927704861230339952493939550469402605088440796331599384885111774006924814660806739756641888325545665903067325074492038566775248294198041988485107901253166735197579771016283863504873

Factorizations

Primary (ID: 612) 160151348989164092909 (proven prime)
(ID: 42430) 3483199181240693271411620553952465519144065526050973080596196965743325953104745005997495483913623789155736162652365336740368511072731182439249603182156268995788175380447344479166804129048965059975973438585564954297730439671055180397 (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.