780 seconds. According to the live broadcast of Betta Su En, as of June 65438+1October 65438+March 2022, the last live broadcast of Su En was 13 minutes, with 60 seconds in one minute, that is, 13 times 60 equals 780. So it is 780 seconds. Su En Olivia, alias Su Su, is a popular figure on the fighting platform network, and her masterpiece Miss.