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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 'Astle': (Click here to show all) 11 is the (1+1)nd odd prime that cannot be expressed as the sum of two prime numbers. [Astle]11 is the smallest number of sides of a regular polygon that cannot be packed about a point with other regular polygons. E.g., a 7sided polygon packs with a 42sided polygon and a triangle. [Astle]
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