Those who play backgammon know how to count until six in Persian because all the numbers are from Persian.

Yek = one

Dü = two

Se = three

Cihar = four

Penç = five

Şeş = six

Actually add "heft" (seven) to it because the word "hafta" (week) comes from heft.

The names of the days come from various languages:

• Cuma (means meeting in Arabic) = Friday
• Cumartesi ( =cuma ertesi = the day after cuma) = Saturday
• Pazar (Ba = Eating, zar = place in Persian) = Sunday
• Pazartesi ( =pazar ertesi = the day after pazar) = Monday
• Salı (means 3rd in Hebrew) = Tuesday
• Çarşamba (Cehar=Four şenbe=day in Persian, means 4th day) = Wednesday
• Perşembe (Penç=Five şenbe=day in Persian, means 5th day) = Thursday

And the names of months:

• Ocak (Turkish fireplace) = January
• Şubat (Syriac) = Februaray
• Mart (Latin Mariîus) = March
• Nisan (Syriac) = April
• Mayıs (Latin Goddes Maria´s month)
• Haziran (Syriac) = June
• Temmuz (Syriac) = July
• Ağustos (Latin Roma Emperor Augustus´ name) = August
• Eylül (Syriac) = September
• Ekim (Turkish sowing) = October
• Kasım (Arabic dividor) = November
• Aralık (Türkish period) = December