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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