Numbers / 112

The Number 112

112 is composite: factorization 2^4 × 7. That gives 112 exactly 10 divisors: 1, 2, 4, 7, 8, 14, 16, 28, 56, 112. 112's proper divisors total 136, 24 more than 112 itself, so 112 is abundant. 112 has a digit sum of 4; for 112, the digital root works out to 4. 112: 2, 4, 7, 8 all divide 112 evenly, out of 2-12. 112 is 1110000 in binary and 70 in hex; as a Roman numeral it's CXII.