Numbers / 774
The Number 774
774 is composite: factorization 2 × 3^2 × 43. That gives 774 exactly 12 divisors: 1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774. 774's proper divisors total 942, 168 more than 774 itself, so 774 is abundant. 774 has a digit sum of 18; for 774, the digital root works out to 9. 774: 2, 3, 6, 9 all divide 774 evenly, out of 2-12. 774 is 1100000110 in binary and 306 in hex; as a Roman numeral it's DCCLXXIV.