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17171...17171 (31-digits) (just those submitted by Silva) |
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)
Just showing those entries submitted by 'Silva': (Click here to show all) 
The smallest smoothly undulating palindromic prime (SUPP)
formed from digits 1 and 7. Curiously, the sum of its digits
is the smallest smoothly undulating palindromic composite. [Silva]
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