Factor Info

ID 172633
Size 554 digits / 1840 bits
Status composite
Value 63949193396953398847220883165358258352450944616751857626770459486229558968586157052172103403518868065417208922928338399764349536008797287197904721339619667454348074395000763701417803907153759344906398556128347671441064180394982273181839150412501221887246463017198080256550357751186594921848599686702329858409409583634912181539428753602691232670153546689549768907503914815748305286898309129120517956371490480756835796474990440059272380754655695291844566686616058815152400610750609738803135107268070803202562010336439424580348703956690449430880435033352721

Factorizations

Primary (ID: 136572) 173819906099875708900460346229647396819252086600585427114597165536702398064257 (proven prime)
(ID: 172634) 367904889789830154271950077271168767230125993084612985819445638659228434264334835999351188631914403258557071300486059501460670713483008140676743595058494010196003849649614253918701695184039796319916137043454624959172200994076332423520151669289476645218709778806732971650165639710729545165481543190756724276193624432386473395384446808460675308618873917876453071661157531844587853019324899099081823772883494703801532128534556917313822736541639375077017231463460035526705621310353 (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.