This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).
Single Curio View: (Seek other curios for this number)7*(10^1000-1)/9-2*10^275 is the largest 1000-digit near-repdigit prime-digit prime. [Loungrides]
Submitted: 2016-03-31 00:10:50; Last Modified: 2018-04-13 05:57:05.
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