Factor Info

ID 128425
Size 625 digits / 2075 bits
Status composite
Value 2740776687276721777462525274059109265394308644103464409364445512926110063645211215122927778820194756712207778561561564082721428664354203942672878093959022717347383717355991129391916540494835916629311775089381858116051973180976599260155100907101672640364969256715659456886681451560054780238624307732643548688196082897843084434349190545887614171661286921362409770536569717059715083774839608904535159423689151291858217771811348555891825630349120931273579685804333037722148665915281529509073331195407336552192062932475530888956623196359661285272391500693935228711351041150297525964891438265294125196015802861708827334359932839299

Factorizations

Primary (ID: 10130) 25982330775853795859162391018783589 (proven prime)
(ID: 128426) 105486174851711628945469536645199975576987750998692967500728023540488637135437612975479550197088174037529267995469797108677076023135297881906749865492160595410352448656238560743186445410153985319400528063794609208130181304263334143180026508488164749965391888241202831924759209702677636151623702336646704955772439189525255179637325097970395379348541557756713483112295895649539069749935093556405436135583220077428811530487316162486699751230299978159666287314225518458162003825855089463472151515787446621475778193959364861313722416404925070336835624230239487459756324856552073509885924216904391 (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.