Numbers / 444

The Number 444

444 is composite: factorization 2^2 × 3 × 37. That gives 444 exactly 12 divisors: 1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444. 444's proper divisors total 620, 176 more than 444 itself, so 444 is abundant. 444 is also a palindrome, since 444 reads identically forwards and backwards. 444 has a digit sum of 12; for 444, the digital root works out to 3. 444: 2, 3, 4, 6, 12 all divide 444 evenly, out of 2-12. 444 is 110111100 in binary and 1BC in hex; as a Roman numeral it's CDXLIV.