Numbers / 119

The Number 119

119 is composite: factorization 7 × 17. That gives 119 exactly 4 divisors: 1, 7, 17, 119. 119's proper divisors total just 25, 94 short of 119, the deficient case most of 119's neighbors share too. 119 has a digit sum of 11; for 119, the digital root works out to 2. 119: 7 all divide 119 evenly, out of 2-12. 119 is 1110111 in binary and 77 in hex; as a Roman numeral it's CXIX.