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223108 = 22172193
BaseRepresentation
bin110110011110000100
3102100001021
4312132010
524114413
64440524
71616314
oct663604
9370037
10223108
11142696
12a9144
137a722
145b444
154618d
hex36784

223108 has 18 divisors (see below), whose sum is σ = 416906. Its totient is φ = 104448.

The previous prime is 223103. The next prime is 223129. The reversal of 223108 is 801322.

It is a happy number.

223108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 61504 + 161604 = 248^2 + 402^2 .

It is a super-3 number, since 3×2231083 = 33317061001427136, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223091 and 223100.

It is not an unprimeable number, because it can be changed into a prime (223103) by changing a digit.

223108 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1060 + ... + 1252.

2223108 is an apocalyptic number.

It is an amenable number.

223108 is a deficient number, since it is larger than the sum of its proper divisors (193798).

223108 is a wasteful number, since it uses less digits than its factorization.

223108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 223108 is about 472.3430956413. The cubic root of 223108 is about 60.6510579872.

The spelling of 223108 in words is "two hundred twenty-three thousand, one hundred eight".

Divisors: 1 2 4 17 34 68 193 289 386 578 772 1156 3281 6562 13124 55777 111554 223108