3917
This number is a prime.
Single Curio View: (Seek other curios for this number)
The first occurrence of {3, 9, 1, 7} in the "24
Permutations Puzzle" is at the 16000th prime number.
Submitted: 2025-11-06 17:38:26; Last Modified: 2025-11-06 17:44:16.
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