Numbers / 814

The Number 814

814 is composite: factorization 2 × 11 × 37. That gives 814 exactly 8 divisors: 1, 2, 11, 22, 37, 74, 407, 814. 814's proper divisors total just 554, 260 short of 814, the deficient case most of 814's neighbors share too. 814 has a digit sum of 13; for 814, the digital root works out to 4. 814: 2, 11 all divide 814 evenly, out of 2-12. 814 is 1100101110 in binary and 32E in hex; as a Roman numeral it's DCCCXIV.