Tuesday, January 24, 2012

941

941 is a prime number.

941 has a representation as a sum of two squares: 941 = 102 + 292.

941 is the hypotenuse of a primitive Pythagorean triple: 9412 = 5802 + 7412.

941 is the smallest prime formed by the reverse concatenation of three consecutive squares.

941 is the smallest number whose proper substrings sum to its reversal: 9 + 4 + 1 + 94 + 41 = 149.


941 is the smallest prime resulting from the nine-digit fraction equation (A + B)C + (D + E)F + (G + H)I,  where the letters A through I represent any combination of the nine digits 1 through 9. Note that (4 + 5)3 + (6 + 8)2 + (7 + 9)1 is the only distinct solution for 941.

Source: Prime Curios!

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