623 ÷ 82 = 7 remainder 29
7 = 623 / 89 26 = 649 - 623 so 7 times with 26 remaining 7.292134831460674
89
89 multiplied by 7 is 623.
623
623 is divisible by 7.
2/7 of 623 is 178
They are: 1, 7, 89 and 623
500 x 623 = 311500
1.1236
7 or 89
There are infinitely many answers, including 1*623, 10*62.3, 100*6.23 (-1)*(-623) etc