Factor Info

ID 157803
Size 617 digits / 2050 bits
Status composite
Value 65863322190520725605905571113902954897902899731744894625757305666170291092536568039603088111736015922687851776505484798921057571193258367867954421463876592751220564444962087455305963569855540112024143767651697590688339036479893830216868407805027314652743070519266732174093221946545195423512778077207354444318267814134473392263224842143476637432587608829824454872824761205136850156862067171956348989815255435526988310059267510395048811977340465391309198161336649382282536767908401039127055562073056764454334270203694625084748809355306297396062300743030297515254622485454354156152551669371131465695801995975166074920021

Factorizations

Primary (ID: 3173) 571403921126076957182161 (proven prime)
(ID: 157804) 115265786172279986888810484273931219662205801530738593507356717668834348239357273555065579811565933193063763436450150018315802847532983418839080651628452929284645832736116523760754940146162628714086026827060883404273161909739669423904388605014719558529534409151163857239654840086408742120731757259760674624930279004789824023322393076343578598749045138997914254714399992818431038432553232759898704424574968432283880626469930114926884431173354967497852485879955992974846791783474087069771740922116923677331168395413916136830406071528407830828085448124826912428940465564011182780648977875687816261 (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.