mersenneforum.org - View Single Post - (Not a) Formula for prime with 10^8 and 10^9 digits

jense 2185 · 2021-09-19, 08:55

X=3(9^Y) +1

(10^X -1) ÷ 4.5 + ((10^X ) ×7)+5

While Y=108 or While Y=109
Result is prime with 100,000,000 digits or 1,000,000,000 digits

?

2021-09-19, 08:55	#1
jense 2185 Sep 2021 3 Posts	(Not a) Formula for prime with 10^8 and 10^9 digits X=3(9^Y) +1 (10^X -1) ÷ 4.5 + ((10^X ) ×7)+5 While Y=108 or While Y=109 Result is prime with 100,000,000 digits or 1,000,000,000 digits ?