Numbers / 694

The Number 694

694 is composite: factorization 2 × 347. That gives 694 exactly 4 divisors: 1, 2, 347, 694. 694's proper divisors total just 350, 344 short of 694, the deficient case most of 694's neighbors share too. 694 has a digit sum of 19; for 694, the digital root works out to 1. 694: 2 all divide 694 evenly, out of 2-12. 694 is 1010110110 in binary and 2B6 in hex; as a Roman numeral it's DCXCIV.