17
posted ago by penisse ago by penisse +17 / -0

From https://en.wikipedia.org/wiki/400_(number)#408 :

  • 408 = 2^3 × 3 × 17
  • Sum of four consecutive primes (97 + 101 + 103 + 107)
  • Sum of eight consecutive primes (37 + 41 + 43 + 47 + 53 + 59 + 61 + 67)
  • Pell number
  • Mertens function returns 0
  • Octagonal number
  • Untouchable number
  • Harshad number

Also:

  • HTTP status code for "Request Timeout"
  • Area code for the Silicon Valley

Here’s Q Drop #408: https://qalerts.app/?q=%23408

u/#q408

See you tomorrow, Frens!🤓