Numbers / 242

The Number 242

242 is composite: factorization 2 × 11^2. That gives 242 exactly 6 divisors: 1, 2, 11, 22, 121, 242. 242's proper divisors total just 157, 85 short of 242, the deficient case most of 242's neighbors share too. 242 is also a palindrome, since 242 reads identically forwards and backwards. 242 has a digit sum of 8; for 242, the digital root works out to 8. 242: 2, 11 all divide 242 evenly, out of 2-12. 242 is 11110010 in binary and F2 in hex; as a Roman numeral it's CCXLII.