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RPS Drive K5

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  • Name: Riesel Prime Search k=5
  • Purpose: The goal of this drive is to search for primes of the form 5•2n-1 for n ≥ 470000.
  • Link: Mersenne Forum thread
  • Started: 2007-10-03
  • Ended: 2021-09-17
  • k-values: 5
  • n-values:
470000 ≤ n ≤ 2366468
2461800 ≤ n ≤ 3000000
3060790 ≤ n ≤ 3499088
3646020 ≤ n ≤ 6000000

Data table

k-value Nash n-range prime(s) for n
5 2180 470000 - 2366468 1194164
2461800 - 3000000
3060790 - 3499088 3090860, 3264650
3646020 - 6000000 5429494

Range history

Riesel Prime Search