Numbers / 88

The Number 88

88 is composite: factorization 2^3 × 11. That gives 88 exactly 8 divisors: 1, 2, 4, 8, 11, 22, 44, 88. 88's proper divisors total 92, 4 more than 88 itself, so 88 is abundant. 88 is also a palindrome, since 88 reads identically forwards and backwards. 88 has a digit sum of 16; for 88, the digital root works out to 7. 88: 2, 4, 8, 11 all divide 88 evenly, out of 2-12. 88 is 1011000 in binary and 58 in hex; as a Roman numeral it's LXXXVIII.