3850 50 times 77 and 385 times 10
It goes: 385/5 = 77 times
385 multiplied by 24 is 9,240
4.28 x 385 = 1647.8
77 x 5 = 385
5 times 7 times 11 equals 385
385
As a product of its prime factors: 5*7*11 = 385
The digit 8 represents 8 tens = 80
1925
These numbers all go into 385 evenly: 1, 5, 7, 11, 35, 55, 77, 385.
The required number is 35.