The book is now available! Index: Numbers with 7 digits
(for the Prime Pages' Curios Collection)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

digits:  1  2  3  4  5  6  7  8  10  12  16  20  25  37  79  143  701  4001+

Entries marked with a prime (check) are primes.

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