Factor Info

ID 161866
Size 321 digits / 1065 bits
Status composite
Value 289537632586645629750426571034540356650746264505095248610533417658776714945727699865962553374821632491231435265415928759803162006976479051082607211336075995155436648218200426105556577157612195950096884914932747203124277444637753020377604037841808170467192573320712296532195531125067239045649478596387384615031235455806071

Factorizations

Primary (ID: 160966) 5697298115051042488381 (proven prime)
(ID: 161867) 50820165408186937054470545496048975044402683993127216874402403815165315974109537035128426596979084108856100993249432496241117845972546228126435643405320914724150132725644935140594839260042281509739395851045990587427651723536735051576437582070434174472014740806063499683119760421408701639006338231491 (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.