Factor Info

ID 180156
Size 687 digits / 2280 bits
Status composite
Value 129825972893778944101349982630906248052655961950738448882106048578192616230959832275783493224624348360897747375963489384156919407388960325363275288964639760039994644305561827277163580562300069120007857447918682104774627590764848531838310406316157738998662052192731660856076285836389982062899283720115164753021404723223020072546757746432710163360665729979459248926326837822863090643556702473327017382071891315237779054364100034296706332032810309088481677454818783974162002166922117528856941970808757779921536056322295192143587588462237921212479469380107063628932804608648795569187021383283577382794642098820260528482986665302534670515087703701898032413022342091984995560636917817884359679

Factorizations

Primary (ID: 179416) 660695279531972868340411062517487756221 (proven prime)
(ID: 180157) 196499016892849325867197605529325927180626955376137504482255482833083259919974887344009068591977958823353541747607425702122593491370712855104566887466765524435569150289189335015985724405292355271939636734288856422557454979790819703600203443621070110008823620688730691912515632949350739132657211197600296777925560824809089674446286762883135607563921319871242578528701024392063436121881391772180156021943827047299331722760122317392434622762099320279640963806363476419425964698835570430599323687717357424043755922617339277987463366650391630626261587727007595001779535322078963263367886490757451437650184825980020108185602847843658627274028238412577899 (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.