Factor Info

ID 101537
Size 315 digits / 1047 bits
Status composite
Value 877809581538232036299665642735500492921269250897718943877527599907992695720179720773514911339807954236368640495622490957046276683286968049558284595368959695778976770961414306384304728784996000475049474035374365582517315016495777831761692516750223537442081754390929653894071762820393395936487586952819385629995697911

Factorizations

Primary (ID: 44034) 20859844180589540449 (proven prime)
(ID: 101538) 42081310576377632441545856480714832570601640451136228409057472894869457144858358726817146171731236083537589323814821469999440831921336896187613138197001040975561962553989418580254448488116359955432705635052492914313976347507970583933502014664582915095117405533180989510551806905495225681770199639 (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.