Numbers / 862

The Number 862

862 is composite: factorization 2 × 431. That gives 862 exactly 4 divisors: 1, 2, 431, 862. 862's proper divisors total just 434, 428 short of 862, the deficient case most of 862's neighbors share too. 862 has a digit sum of 16; for 862, the digital root works out to 7. 862: 2 all divide 862 evenly, out of 2-12. 862 is 1101011110 in binary and 35E in hex; as a Roman numeral it's DCCCLXII.