The book is now available! 20202
(another Prime Pages' Curiosity)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

+ 20202 + sod(20202) + sigma(20202) + d(20202) + nod(20202) is a palindromic prime, where nod = number of digits. [Sariyar]




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