Mine

; Yew long Alch calculator

on *:TEXT:!Yew *:#:{
  /set %yewlongs. $2
  /notice $nick Total GP: $bytes($calc(%yewlongs. * 768), b)
  /notice $nick Total EXP: $bytes($calc(%yewlongs. * 65), b)
}

; Magic long Alch Calculator

on *:TEXT:!magic *:#:{
  /set %magiclongs. $2
  /notice $nick Total GP: $bytes($calc(%magiclongs. * 1536), b)
  /notice $nick Total EXP: $bytes($calc(%magiclongs. * 65), b)
}