Factor Info

ID 128757
Size 764 digits / 2538 bits
Status composite
Value 83174894816280495311663825693562757431000447112947377073616535638105693167423323420716156999168744656778657121693949812615128876023178823076565478580656933710273177732145506039580373912202522278396993410130906501239840292934479626516858480084811914370249748692303065696509335964789837312986184362031129156262037409200369809663894204570274524844488503191892407306961317730828390804182508426348688634674486349067522642435803406735519790188178193155243895248257597695681061143000122234839786279588799715464717762845196846675078128688126291264352179260241889090755538021309745680098094371764342771195968288935781434527700054317293056188625502246211518824056933086939341211036055138174164736306752885593824018287956577605566542486915849016311108998648097357716610111283

Factorizations

Primary (ID: 7403) 329541040898736809891408309777 (proven prime)
(ID: 128758) 252396164645965708759436916744650008363035831049524234253740655841789496648062582402128606891266265624783358057031157673980928527497994661384289777925917597711884855267494207528489522741151709896201270204712002167632839644531866524019116577476725168855956810415678760177065843827600876233317178476149020539654022216940302825920596568325308796400698227427843850117630356424622502158588906431211315505406487646629354005847491782439828372935242853321629835512287345132248992292123574864199997726024377788147023912629602742533718380556692285856830768730350678894170964736681662407401168356228068532999053592094692688420604639776451437029183930425320605622955737304622328484332472654747876513183292658557940053614663064867335572353449835779 (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.