Numbers / 768
The Number 768
768 is composite: factorization 2^8 × 3. That gives 768 exactly 18 divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768. 768's proper divisors total 1276, 508 more than 768 itself, so 768 is abundant. 768 has a digit sum of 21; for 768, the digital root works out to 3. 768: 2, 3, 4, 6, 8, 12 all divide 768 evenly, out of 2-12. 768 is 1100000000 in binary and 300 in hex; as a Roman numeral it's DCCLXVIII.