84891...00001 (4167-digits)
This number is a prime.
8489165838192909654227353535625*10^4136+1 is prime. The initial number is the product of the first ten base-2 pseudoprimes: 341*561*645*1105*1387*1729*1905*2047*2465*2701
= 8489165838192909654227353535625. [Earls]
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