Leo collects stickers. Two years ago, he had 100 stickers in his collection. Last year, Leo collected 6839369 stickers. This year, he collected twice the number of stickers as the previous year. Ho…👇

Leo collects stickers. Two years ago, he had 100 stickers in his collection. Last year, Leo collected 6839369 stickers. This year, he collected twice the number of stickers as the previous year. How many stickers does Leo have in his collection?