On 30th of August, Ralfy, a member of the BOINC Confederation found the last prime for base R72.
The prime 4*72^1119849-1 has 2079933 digits and entered the TOP5000 in Chris Caldwell's The Largest Known Primes Database. This is the largest prime ever found by SRBase and the 2nd largest prime for the Mersenne CRUS project.
Well done!
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