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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) Just showing those entries submitted by 'Silva': (Click here to show all) The smallest prime followed by a prime number of consecutive composite numbers. [Silva]Insert 7 in the middle of the 7th power of 7 and you will get a 7digit prime. [Silva] 7*6*5*4*3*2*1 + 7654321 is a 7digit prime with first digit 7 and 1*2*3*4*5*6*7 + 1234567 is a 7digit prime with last digit 7. [Silva] The only prime equal to the difference of the product and the sum of the two previous primes. [Silva] The only prime that is member of two pairs of cousin primes. [Silva] The smallest prime whose square is a concatenation of consecutive prime squares. [Silva] The smallest prime p followed by more than one prime prior to 2p. [Silva] The smallest number n that yields two primes when preceded or followed by n ones. [Silva] The first 7 odd primes are all members of twin prime pairs. [Silva] 7 squared is the sum of 7 consecutive integers. [Silva] 7! + 7654321 is a 7digit prime. [Silva]
(There are 10 curios for this number that have not yet been approved by an editor.)
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