10000...00007 (55-digits)

This number is a prime.

10000 0000200000 0003000000 0040000000 0500000000 6000000007

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The smallest prime of the form 1n2n3n4n5n6n7, where n is the x consecutive zeros (x = 8). [Marcel]

Submitted: 2026-04-12 14:09:41; Last Modified: 2026-04-12 14:14:02.