Numbers / 959

The Number 959

959 is composite: factorization 7 × 137. That gives 959 exactly 4 divisors: 1, 7, 137, 959. 959's proper divisors total just 145, 814 short of 959, the deficient case most of 959's neighbors share too. 959 is also a palindrome, since 959 reads identically forwards and backwards. 959 has a digit sum of 23; for 959, the digital root works out to 5. 959: 7 all divide 959 evenly, out of 2-12. 959 is 1110111111 in binary and 3BF in hex; as a Roman numeral it's CMLIX.