12940...06291 (178-digits)

This number is a prime.

                                   12940636 5423751118 7554750201 5607804292
1451001500 5200300103 4597290518 9593567863 9157755876 0775587606 7863915518
9593534597 2902003001 0100150054 2921451560 7804750201 1875523751 3654406291

A prime formed by concatenating all the numbers of the 30th row of Pascal's triangle. [Patterson]