43614...36143 (410-digits)

This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).

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Largest sub-titanic prime of the form 43*(10⁴ⁿ⁺²-1)/99 + 200*(10⁴ⁿ-1)/1111, n=102. [Barnes]

Submitted: 2023-01-21 17:44:36; Last Modified: 2023-01-21 23:08:44.