37337...74373 (39-digits)

This number is a prime.

                                  373374377 4004014024 0340240140 0377374373

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The smallest prime P formed from the concatenation of seven consecutive iban numbers in the pattern {a, b, c, d, e, f, g, f, e, d, c, b, a}, i.e., {373, 374, 377, 400, 401, 402, 403, 402, 401, 400, 377, 374, 373}. Curiously, P is also expressible as the sum of two squares. [Bajpai]

Submitted: 2019-03-03 14:39:16;   Last Modified: 2019-03-03 16:23:53.
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