Strobogrammatic number Strobogrammatic number A strobogrammatic number is a number whose numeral is rotationally symmetric, so that it appears the same when rotated 180 degrees. In other words, the numeral looks the same right-side up and upside down (e.g., 69, 96, 1001). A strobogrammatic prime is a strobogrammatic number that is also a prime number, i.e., a number that is only divisible by one and itself (e.g., 11). It is a type of ambigram, words and numbers that retain their meaning when viewed from a different perspective, such as palindromes. When written using standard characters (ASCII), the numbers, 0, 1, 8 are
Turned g Turned g ᵷ or turned g is a letter of the Latin alphabet, formed by rotating g 180°. It is used to transliterate the Georgian letter ჹ. ჹ itself is the Georgian letter გ "g" rotated. It represents a in some East Caucasian languages. A rotated capital G has sometimes been used as a substitute for the similar-looking eng . It is encoded in Unicode at U+2141. ᵷ was added to Unicode 4.1 in 2005, as U+1D77. Fonts that can display the character include Code2000, Doulos SIL and Charis SIL. Lowercase "B with hook," an IPA letter that resembles a