Numbers / 469

The Number 469

469 is composite: factorization 7 × 67. That gives 469 exactly 4 divisors: 1, 7, 67, 469. 469's proper divisors total just 75, 394 short of 469, the deficient case most of 469's neighbors share too. 469 has a digit sum of 19; for 469, the digital root works out to 1. 469: 7 all divide 469 evenly, out of 2-12. 469 is 111010101 in binary and 1D5 in hex; as a Roman numeral it's CDLXIX.