The composite cofactor of 6,374+ was the product of 104-digit and 111-digit prime numbers:

104-digit prime factor:
16662090550947267817532833084936567469376561931117199336634319011364776739722634584799904405393505087889

111-digit prime factor:
551199432504034094014614942720208216988359859314312573575833568466762683056295417002390729187861797699416750129

The factors will be reported to the Cunningham project and will be recorded on Page 121.