Factor Info

ID 137253
Size 448 digits / 1488 bits
Status composite
Value 4299977615863721246919395845466009209796642640087864630580939591913824116558587722401897804350416804583764886219546220839884495813129330483598558624632895391543165625051563887828908864060685263893496112832206025435419344023555606166466291193719076475637820584095886327311126807190654308627496475540507133384200630947032891011683142447369258461445574495191438317892550223998589502485453334236220361376947791780004211471929185537972495944608523788139

Factorizations

Primary (ID: 136713) 31762382925417754855613941 (proven prime)
(ID: 172138) 135379566009283158211534274074560869502757770215392495190160307316229555722459970184063695516732586448333484576072920074918658161844647324510742625224952561935103815485697015698759484089004728237747830724883927235297940831889810132741340315966451537159983100430438855437759042157556359008593320380646219366380251933239300446045939437558274206632868556908354817681641285550761986664005834595785961653308316370942417457574879 (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.