Factor Info

ID 161577
Size 458 digits / 1520 bits
Status composite
Value 28747989703749203199284727403336337566492465061107626521780668755481525894298586980910033609871635534008736069358691328806214173549069143191318145133626679115399716061959081227997630183404393167580050351794756554793965299787537009223995598631970692847823192254849764414291929507166580591940286997417978617529327850082759777782867815169101208735888896794468419745023025008039760237754444666568373624151690394151023480819173878729598475695999634749683002434733

Factorizations

Primary (ID: 161578) 18795542520265644071 (proven prime)
(ID: 161579) 1529511035542213104533673669234340565148610958018843543703006294591394049702838999721610329858572185513560376854261822318196851354763909960182239786070640169886926047275074163867420041126204778663036851229503829635152161980433472702498072324789257162969815662709189632453891917991337396258943952459064883424140256931345589074097085726449408082011504696700959168086613013872422080857700881643880465667533219733511806277003717335827763834123 (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.