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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) 2!*3!*5!  1 is an emirp with prime digital sum. [Patterson] The sums of the squares, cubes, fourth, fifth, and sixth powers of the digits of this prime are also primes. [Silva] The smallest of the first four consecutive safe primes that are all emirps (1439, 1487, 1523, 1619). [Loungrides] The smallest 4digit prime (emirp) with distinct digits that yields another prime when each digit d is repeated d times, i.e., 14444333999999999 is prime. [Loungrides]
(There are 3 curios for this number that have not yet been approved by an editor.) To link to this page use /curios/page.php?number_id=4133
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