980835832582657
This number is a prime.
98083 5832582657
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A prime number formed by right-concatenating the exponent of Mersenne prime M44 to the number of digits of the same prime. M44 is the largest known Mersenne prime to exhibit this property, as of 2006. [Harrison]
Submitted: 2020-04-06 21:59:32; Last Modified: 2020-05-03 01:05:55.
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