Factor Info

ID 172645
Size 430 digits / 1426 bits
Status composite
Value 1515223167203977999066675439654312843033684241636607665389781595327203691337203343215261657460811636925127686714856038531583305786888284768123608068102249392997339468129033622977545437345109310418433387811596391693506160356397333359782512800902486966977837979667944996102411154716908102201948189522479415345246605011152542613744898916790014732899729127668445861090344036997572531613505662423851730860512010228141119155211396864969

Factorizations

Primary (ID: 171756) 39007447544014952025207845119221468225855871121984311 (proven prime)
(ID: 172646) 38844458240807503058290180720732259671743623123253668732340182888746300282651159248022830726349492715869579599535770557057509626254841170967440360979283645991610413219632961494039534240265437445677500370379356959840892837423171581881942718799040411751636978170114858167044299388166383120274508424927463419402641282267162097477690482338514872095476293047476685162169175206580479 (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.