Numbers / 875

The Number 875

875 is composite: factorization 5^3 × 7. That gives 875 exactly 8 divisors: 1, 5, 7, 25, 35, 125, 175, 875. 875's proper divisors total just 373, 502 short of 875, the deficient case most of 875's neighbors share too. 875 has a digit sum of 20; for 875, the digital root works out to 2. 875: 5, 7 all divide 875 evenly, out of 2-12. 875 is 1101101011 in binary and 36B in hex; as a Roman numeral it's DCCCLXXV.