Factor Info

ID 216257
Size 254 digits / 842 bits
Status composite
Value 16559877661722627534814034912452628865061734564231118314624155107774231408505861036618729007737727798569766607222019189307865565194105068222465078308334557181426510269726775195492694704773704244009464000110194452786048210227771304011831887939518545418199

Factorizations

Primary (ID: 216258) 274686811290564587615329470624434615983 (proven prime)
(ID: 216259) 60286395200115872962963585057172229474875196413176509279158693184844497413759817139950590030523057911907013349182208723091066685897826970422159234222822911702188428905551429541340816145988242997759972886460149201753 (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.