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223226 = 2239467
BaseRepresentation
bin110110011111111010
3102100012122
4312133322
524120401
64441242
71616543
oct663772
9370178
10223226
11142793
12a9222
137a7b3
145b4ca
154621b
hex367fa

223226 has 8 divisors (see below), whose sum is σ = 336960. Its totient is φ = 110908.

The previous prime is 223219. The next prime is 223229. The reversal of 223226 is 622322.

223226 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×2232263 = 33369952330161528, which contains 333 as substring.

It is a nialpdrome in base 12.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 223226.

It is not an unprimeable number, because it can be changed into a prime (223229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245 + ... + 711.

It is an arithmetic number, because the mean of its divisors is an integer number (42120).

2223226 is an apocalyptic number.

223226 is a deficient number, since it is larger than the sum of its proper divisors (113734).

223226 is a wasteful number, since it uses less digits than its factorization.

223226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708.

The product of its digits is 288, while the sum is 17.

The square root of 223226 is about 472.4679883336. The cubic root of 223226 is about 60.6617487191.

Adding to 223226 its reverse (622322), we get a palindrome (845548).

The spelling of 223226 in words is "two hundred twenty-three thousand, two hundred twenty-six".

Divisors: 1 2 239 467 478 934 111613 223226