10360...27461 (49-digits)
This number is a prime.
103608010 3464110332 0310317661 0303301028 8951027461
The smallest prime formed from the reverse concatenation of
n consecutive n-digit triangular numbers, i.e., {1036080,
1034641, 1033203, 1031766, 1030330, 1028895, 1027461},
(case n=7). [Bajpai]
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