456 = 23 x 3 x 19.
456 is the sum of twin primes: 227 + 229 = 456.
456 is the sum of four consecutive primes: 107 + 109 + 113 + 127 = 456.
456 is the number of tournaments with seven vertices.
The German submarine U-456 badly damaged the British cruiser HMS Edinburgh with two torpedo hits on April 30, 1942.
456 is the sum of twin primes: 227 + 229 = 456.
456 is the sum of four consecutive primes: 107 + 109 + 113 + 127 = 456.
456 is the number of tournaments with seven vertices.
The German submarine U-456 badly damaged the British cruiser HMS Edinburgh with two torpedo hits on April 30, 1942.
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