Happy Perfect Number Day! A perfect number is a number that is the sum of its factors besides itself, and 6 (1+2+3) and 28 (1+2+4+7+14) are the first two perfect numbers. Hence, June 28 is a perfect day! Check out this perfect video made by Square Root Academy’s own future innovator and intern Amy to learn more about this perfect day! Stay Curious! #squarerootacademy #perfectnumberday #june28 #math #stem #steam #916 #sacramentononprofit I do not own the rights to this song.