Numbers / 276

The Number 276

276 is composite: factorization 2^2 × 3 × 23. That gives 276 exactly 12 divisors: 1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276. 276's proper divisors total 396, 120 more than 276 itself, so 276 is abundant. 276 is also the 23rd triangular number, the sum of 1 through 23. 276 has a digit sum of 15; for 276, the digital root works out to 6. 276: 2, 3, 4, 6, 12 all divide 276 evenly, out of 2-12. 276 is 100010100 in binary and 114 in hex; as a Roman numeral it's CCLXXVI.