Numbers / 494

The Number 494

494 is composite: factorization 2 × 13 × 19. That gives 494 exactly 8 divisors: 1, 2, 13, 19, 26, 38, 247, 494. 494's proper divisors total just 346, 148 short of 494, the deficient case most of 494's neighbors share too. 494 is also a palindrome, since 494 reads identically forwards and backwards. 494 has a digit sum of 17; for 494, the digital root works out to 8. 494: 2 all divide 494 evenly, out of 2-12. 494 is 111101110 in binary and 1EE in hex; as a Roman numeral it's CDXCIV.