682

682 = 2 x 11 x 31.

682 is 1010101010 in base 2 (binary). It is 22222 in base 4 (A014192) and 262 in base 17.

682 x 682! + 1 is a prime number.

682 is the sum of four consecutive primes (A034963): 682 = 163 + 167 + 173 + 179. It is also the sum of 10 consecutive primes (A127337): 682 = 47 + 53 + 59 + 61 + 67 + 71 + 73 + 79 + 83 + 89.

682 is the sum of 12 positive fifth powers (A003357): 682 = 3⁵ + 3⁵ + 2⁵ + 2⁵ + 2⁵ + 2⁵ + 2⁵ + 2⁵ + 1⁵ + 1⁵ + 1⁵ + 1⁵.

Source: Prime Curios