Numbers / 260
The Number 260
260 is composite: factorization 2^2 × 5 × 13. That gives 260 exactly 12 divisors: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260. 260's proper divisors total 328, 68 more than 260 itself, so 260 is abundant. 260 has a digit sum of 8; for 260, the digital root works out to 8. 260: 2, 4, 5, 10 all divide 260 evenly, out of 2-12. 260 is 100000100 in binary and 104 in hex; as a Roman numeral it's CCLX.