What is the number 28?
The number 28 is an even number that comes just after 27 and right before 29. It is not a prime number because it can be evenly divided by 2, 4, 7, and 14, in addition to 1 and itself. In American politics, Woodrow Wilson was the 28th president of the United States. He served from 1913 to 1921 and is known for leading the country through World War I and helping establish the League of Nations. In mathematics, 28 is a perfect number because the sum of its divisors (1, 2, 4, 7, and 14) equals 28. In the calendar, February usually has 28 days, making it the shortest month of the year except during leap years. In astronomy, the Moon takes about 28 days to orbit the Earth, forming the basis of the lunar cycle.
Number 28 in different languages
- English: Twenty-eight
- French: Vingt-huit
- Spanish: Veintiocho
- Arabic: ثمانية وعشرون
- German: Achtundzwanzig
- Chinese: 二十八
- Japanese: 二十八
- Korean: 스물여덟
- Portuguese: Vinte e oito
- Italian: Ventotto
- Hindi: अट्ठाईस
- Russian: Двадцать восемь
- Turkish: Yirmi sekiz