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230444 = 22531087
BaseRepresentation
bin111000010000101100
3102201002222
4320100230
524333234
64534512
71646564
oct702054
9381088
10230444
11148155
12b1438
1380b76
145dda4
154842e
hex3842c

230444 has 12 divisors (see below), whose sum is σ = 411264. Its totient is φ = 112944.

The previous prime is 230431. The next prime is 230449. The reversal of 230444 is 444032.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 230444.

It is not an unprimeable number, because it can be changed into a prime (230449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332 + ... + 755.

It is an arithmetic number, because the mean of its divisors is an integer number (34272).

2230444 is an apocalyptic number.

It is an amenable number.

230444 is a deficient number, since it is larger than the sum of its proper divisors (180820).

230444 is a wasteful number, since it uses less digits than its factorization.

230444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144 (or 1142 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 230444 is about 480.0458311453. The cubic root of 230444 is about 61.3086568448.

Adding to 230444 its reverse (444032), we get a palindrome (674476).

The spelling of 230444 in words is "two hundred thirty thousand, four hundred forty-four".

Divisors: 1 2 4 53 106 212 1087 2174 4348 57611 115222 230444