36132...24361 (90-digits)

This number is a prime.

3613242892 5622519616
9144121100 8164493625 1694114916 2536496481 1001211441 6919622525 6289324361

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The largest prime less than a googol obtained by concatenation of the consecutive squares 361 down to 1 and from 1 to 361 again. [Gupta]

Submitted: 2022-02-26 13:08:49; Last Modified: 2022-02-26 16:20:44.