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223148 = 2255787
BaseRepresentation
bin110110011110101100
3102100002202
4312132230
524120043
64441032
71616402
oct663654
9370082
10223148
11142722
12a9178
137a753
145b472
15461b8
hex367ac

223148 has 6 divisors (see below), whose sum is σ = 390516. Its totient is φ = 111572.

The previous prime is 223133. The next prime is 223151. The reversal of 223148 is 841322.

It is a super-3 number, since 3×2231483 = 33334983999053376, which contains 333 as substring.

It is a d-powerful number, because it can be written as 2 + 217 + 1 + 310 + 44 + 85 .

It is a plaindrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 223148.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27890 + ... + 27897.

It is an arithmetic number, because the mean of its divisors is an integer number (65086).

2223148 is an apocalyptic number.

It is an amenable number.

223148 is a deficient number, since it is larger than the sum of its proper divisors (167368).

223148 is a wasteful number, since it uses less digits than its factorization.

223148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55791 (or 55789 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 223148 is about 472.3854358466. The cubic root of 223148 is about 60.6546823863.

It can be divided in two parts, 22314 and 8, that added together give a palindrome (22322).

The spelling of 223148 in words is "two hundred twenty-three thousand, one hundred forty-eight".

Divisors: 1 2 4 55787 111574 223148