Thread: 1000039*2^n+1
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Old 2021-09-23, 14:53   #9
Alex
 
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"Alex_soldier (GIMPS)"
Aug 2020
www.Mersenne.ru

3·5 Posts
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Thank you, bur.

I have finished my range:
1000039*2^n+1 with n=[1..2.000.000]
Totally passed 15.825 tests.
Confirmed 7 old primes and found 1 new :-)

Code:
1000039*2^382+1 is prime! (121 decimal digits)  Time : 119.587 ms.
1000039*2^466+1 is prime! (147 decimal digits)  Time : 45.074 ms.
1000039*2^670+1 is prime! (208 decimal digits)  Time : 48.150 ms.
1000039*2^1414+1 is prime! (432 decimal digits)  Time : 41.688 ms.
1000039*2^8326+1 is prime! (2513 decimal digits)  Time : 239.942 ms.
1000039*2^10810+1 is prime! (3261 decimal digits)  Time : 390.164 ms. - First found in 1997 by Steffen Polster (SP code)
1000039*2^13102+1 is prime! (3951 decimal digits)  Time : 642.368 ms. - First found in 1997 by Steffen Polster (SP code)
1000039*2^1721722+1 is prime! (518296 decimal digits)  Time : 1944.927 s. - Found in 2021 (P420 code)
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