A three-digit number has the same hundreds, tens and units digit. The sum of the prime factors of the number is 47. What is the three-digit number?
x x x
some digit * 111
111= 3*37
3 , 37 (47-40)
3 , 37 , 7
3*7*37 = 777
so
777
some digit * 111
111= 3*37
3 , 37 (47-40)
3 , 37 , 7
3*7*37 = 777
so
777