Numbers / 373

The Number 373

373 is prime: only 1 and 373 divide it evenly; the next prime after 373 is 379. 373's proper divisors total just 1, 372 short of 373, the deficient case most of 373's neighbors share too. 373 is also a palindrome, since 373 reads identically forwards and backwards. 373 has a digit sum of 13; for 373, the digital root works out to 4. 373 shares no factor with 2-12; 373's own divisors start beyond that range. 373 is 101110101 in binary and 175 in hex; as a Roman numeral it's CCCLXXIII.