View Single Post
 2021-10-09, 15:34 #1 Alex     "Alex_soldier (GIMPS)" Aug 2020 www.Mersenne.ru 1510 Posts 4052555153018976267*2^n+1 (Pierpont 3^39*2^n+1) Hello. Im working on 4052555153018976267*2^n+1 (Pierpont 3^39*2^n+1) with n=[1..10.000.000]. The range was sieved up to p=114e12. I use Sr1sieve, PFGW, LLR. Now it is checked n=[1..1.000.000] (49.127 of 491.804 tests). 34 small primes found: Code: 4052555153018976267*2^2+1 is prime! (20 decimal digits) Time : 1.235 ms. 4052555153018976267*2^11+1 is prime! (22 decimal digits) Time : 2.454 ms. 4052555153018976267*2^82+1 is prime! (44 decimal digits) Time : 16.804 ms. 4052555153018976267*2^100+1 is prime! (49 decimal digits) Time : 28.723 ms. 4052555153018976267*2^106+1 is prime! (51 decimal digits) Time : 29.094 ms. 4052555153018976267*2^131+1 is prime! (59 decimal digits) Time : 48.247 ms. 4052555153018976267*2^160+1 is prime! (67 decimal digits) Time : 69.903 ms. 4052555153018976267*2^310+1 is prime! (112 decimal digits) Time : 503.097 ms. 4052555153018976267*2^490+1 is prime! (167 decimal digits) Time : 2.631 sec. 4052555153018976267*2^1052+1 is prime! (336 decimal digits) Time : 118.200 ms. 4052555153018976267*2^1486+1 is prime! (466 decimal digits) Time : 44.392 ms. 4052555153018976267*2^1532+1 is prime! (480 decimal digits) Time : 48.573 ms. 4052555153018976267*2^2995+1 is prime! (921 decimal digits) Time : 87.253 ms. 4052555153018976267*2^4295+1 is prime! (1312 decimal digits) Time : 67.959 ms. 4052555153018976267*2^8542+1 is prime! (2591 decimal digits) Time : 142.527 ms. 4052555153018976267*2^10531+1 is prime! (3189 decimal digits) Time : 183.830 ms. 4052555153018976267*2^11522+1 is prime! (3488 decimal digits) Time : 186.658 ms. 4052555153018976267*2^19975+1 is prime! (6032 decimal digits) Time : 465.413 ms. 4052555153018976267*2^23587+1 is prime! (7120 decimal digits) Time : 689.028 ms. 4052555153018976267*2^25202+1 is prime! (7606 decimal digits) Time : 751.311 ms. 4052555153018976267*2^26938+1 is prime! (8128 decimal digits) Time : 779.696 ms. 4052555153018976267*2^28448+1 is prime! (8583 decimal digits) Time : 929.404 ms. 4052555153018976267*2^30980+1 is prime! (9345 decimal digits) Time : 1.017 sec. 4052555153018976267*2^48527+1 is prime! (14627 decimal digits) Time : 2.692 sec. 4052555153018976267*2^64607+1 is prime! (19468 decimal digits) Time : 4.952 sec. 4052555153018976267*2^251027+1 is prime! (75586 decimal digits) Time : 81.627 sec. 4052555153018976267*2^283288+1 is prime! (85297 decimal digits) Time : 114.207 sec. 4052555153018976267*2^313411+1 is prime! (94365 decimal digits) Time : 126.248 sec. 4052555153018976267*2^374870+1 is prime! (112866 decimal digits) Time : 199.486 sec. 4052555153018976267*2^446486+1 is prime! (134425 decimal digits) Time : 303.894 sec. 4052555153018976267*2^513392+1 is prime! (154565 decimal digits) Time : 386.964 sec. 4052555153018976267*2^648871+1 is prime! (195349 decimal digits) Time : 570.565 sec. 4052555153018976267*2^759071+1 is prime! (228522 decimal digits) Time : 844.726 sec. 4052555153018976267*2^903875+1 is prime! (272113 decimal digits) Time : 1218.959 sec.`