3600

Number
$3600$ (three thousand, six hundred) is:


 * $2^4 \times 3^2 \times 5^2$


 * The $60$th square number after $1, 4, 9, 16, 25, 36, \ldots, 2304, 2401, 2500, 2601, 2704, 2809, 2916, 3025, 3136, 3249, 3364, 3481$:
 * $3600 = 60 \times 60$


 * The $49$th positive integer which cannot be expressed as the sum of a square and a prime:
 * $1, 10, 25, 34, 58, 64, 85, \ldots, 2209, 2304, 2500, 2809, 2986, 3136, 3364, 3481, 3600, \ldots$

Also see

 * No further elements of this sequence will be tabulated on .
 * No further elements of this sequence will be tabulated on .
 * No further elements of this sequence will be tabulated on .