What happens in february dont say valintined day plzz

You put this under mathematics when this has nothing to do with math. but just to help, i think groundhog day is usually in febuary. ;) 

National Freedom DayLangston Hughes born, 1902Royal Canadian Mounted Police officially came into existence, 1920Robinson Crusoe DayFirst meeting of the U.S. Supreme Court (1790)1Groundhog DayBottle Cap Patented in 18922Elizabeth Blackwell born, 1821 (first female doctor)Elmo's Birthday(Sesame Street Character)Vietnam War Ended (1973)3Facebook First Launched in 2004 as thefacebook.comRussell Hoban born, 1925Charles Lindbergh born, 1902Create a Vacuum DayRosa Parks born, 19134Weatherman's DayDisaster DayHank Aaronborn, 19345Babe Ruth born, 1895Monopoly Board GameGoes on Sale in Stores, 19356Charles Dickens born, 1812Laura Ingalls Wilder born, 18677Boy Scouts' Day (Founded 1910)Author Jules Verne born, 18288Hershey's ChocolateFounded in 1894National Weather Service Established (1870)Toothache Day9Umbrella DayRatification of the 25th Amendment in 1967 (Presidential Succession)10Jane Yolen born, 1939Thomas Edison born, 1847Don't Cry Over Spilled Milk DayNational Inventors' Day(In honor of Thomas Edison's birthday)White T-Shirt Day11Judy Blumeborn, 1938Abraham Lincoln born, 1809 (16th President)First Barbie Dolls for sale (1959)12Get a Different Name DayFirst Public School established (1635)13George Washington Gale Ferrisborn, 1859Ferris Wheel DayValentine's Day14Norman Bridwell born, 1928National Gumdrop DaySusan B. Anthony born, 182015Nylon Patented By DuPont in 1937King Tut's Burial Chamber opened in 192316Random Acts of Kindness DayNational P.T.A. Founder's Day (1897)17Former planet, Pluto, Discovered By Clyde Tombaugh in 193018PhonographPatented By Thomas Edison in 1878Mr. Roger's NeighborhoodDebuted, 196819President's DayJohn Glenn Orbits Earth in 1962 (in the Friendship 7 space capsule. He was the first person to orbit the Earth)ToothpickPatented, 1872Love Your Pet Day20Malcom X Assassinated(1965)Polaroid 'Land' Camera First Introduced By Edwin Land (1947)Washington Monument dedicated (1885)21George Washington born, 1732Be Humble DayWorld Thinking Day22International Dog Biscuit Appreciation DayU.S. Flag raised at Iwo Jima (1945)23Steve Jobsborn, 1955Wilhelm Carl Grimm born, 1786Gordon's Birthday (Sesame Street Personality)24Quiet DayArtist Pierre Auguste Renoir born, 184125Levi Strauss born, 1829William F. Cody born, 1846 (Pony Express Rider)26Uri Shulevitz born, 1935Henry Wadsworth Longfellowborn, 1807International Polar Bear DayJohn Steinbeck born, 190227Mardi GrasAlways 47 days before Easter; also known as Fat Tuesday.Public Sleeping DayGold Seekers arrived in San Francisco (1849)28    

Four thousand nineteen hundred thousandths in standard form is 4900