Numbers / 596

The Number 596

596 is composite: factorization 2^2 × 149. That gives 596 exactly 6 divisors: 1, 2, 4, 149, 298, 596. 596's proper divisors total just 454, 142 short of 596, the deficient case most of 596's neighbors share too. 596 has a digit sum of 20; for 596, the digital root works out to 2. 596: 2, 4 all divide 596 evenly, out of 2-12. 596 is 1001010100 in binary and 254 in hex; as a Roman numeral it's DXCVI.