22972...64573 (37-digits)

This number is a prime.

2297271 6347428104 4315415333 8805764573

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The largest non-titanic prime that is the product of a repunit number and all its truncations minus eight, i.e., 111111111*11111111…*111*11*1 – 8 [Gupta]

Submitted: 2019-07-23 04:22:46; Last Modified: 2020-06-13 12:55:18.