42000...00043 (44-digits)

This number is a prime.

                            4200 0000000000 0000000000 0000000000 0000000043

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A prime number that begins with 42, ends with 43, and has a length of 44 digits. This is also the only known prime of the form n * 10n + n + 1. [Earls]

Submitted: 2005-09-05 10:35:27;   Last Modified: 2008-08-01 07:46:56.
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