38495...00001 (48-digits)

This number is a prime.

38495621 9213331276 9397370021 5296711720 9600000001

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The product of the first twenty-four square numbers plus one is prime. [Schiffman]

Submitted: 2026-02-11 16:20:40; Last Modified: 2026-02-11 20:14:02.