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
Infinity on High top ten, it went on to spend a combined total of twenty-six weeks inside the top twenty and received a Platinum accreditation from the Recording Industry Association of New Zealand (RIANZ) for 15,000 shipments. In the United Kingdom, the album debuted at number three with 64,054 first week sales and made nine weeks in the top twenty, being certified Platinum by the British Phonographic Industry (BPI) for 300,000 units shipped. It went on to sell 446,807 in the UK to date January 2015. The album debuted at number two in Canada with 21,000 first week sales. "Infinity" was certified Platinum