111179917

+ The smallest 9-digit prime in a 156-digit number found by L. E. Card:

3 1 3 7 1 3 1 3 7 3 1 9 1 9 7 9 3 1 1 9 1 9 1 7 3 3 7 1 9 3 9 7 1 7 3 7 3 9 9 1 1 1 9 1 3 7 3 3 9 9 9 3 1 9 7 7 7 1 9 3 3 3 7 7 1 7 1 1 7 9 1 7 3 3 3 9 3 9 1 1 9 7 1 1 7 3 7 3 1 1 9 9 9 1 1 1 1 7 9 9 1 7 3 9 1 3 3 7 9 1 1 7 1 9 3 7 3 7 7 3 1 3 3 9 1 9 3 7 1 7 9 3 1 1 9 9 1 7 3 7 3 1 3 9 7 1 7 9 3 1 9 3 3 7 9 9.
Can you find other 9-digit primes embedded in it?

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