10000...00009 (140-digits)

This number is a prime.

1000000000 0000100000 0000000110 0000000000 0210000000 0000031000 0000000004
1000000000 0005100000 0000000610 0000000000 0710000000 0000081000 0000000009

+ Smallest Smarandache-Wellin type prime ascending by increments from a power of ten. [Merickel]

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