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230222324 = 22121747293
BaseRepresentation
bin11011011100011…
…10100111110100
3121001012111122202
431232032213310
5432414103244
634502244032
75463600053
oct1556164764
9531174582
10230222324
11108a55492
1265126618
1338909537
142280c39a
151532904e
hexdb8e9f4

230222324 has 12 divisors (see below), whose sum is σ = 403228644. Its totient is φ = 115014144.

The previous prime is 230222299. The next prime is 230222327. The reversal of 230222324 is 423222032.

It can be written as a sum of positive squares in 2 ways, for example, as 101808100 + 128414224 = 10090^2 + 11332^2 .

It is a junction number, because it is equal to n+sod(n) for n = 230222296 and 230222305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230222327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18779 + ... + 28514.

It is an arithmetic number, because the mean of its divisors is an integer number (33602387).

Almost surely, 2230222324 is an apocalyptic number.

It is an amenable number.

230222324 is a deficient number, since it is larger than the sum of its proper divisors (173006320).

230222324 is a wasteful number, since it uses less digits than its factorization.

230222324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48514 (or 48512 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 230222324 is about 15173.0789228818. The cubic root of 230222324 is about 612.8899188212.

Adding to 230222324 its reverse (423222032), we get a palindrome (653444356).

The spelling of 230222324 in words is "two hundred thirty million, two hundred twenty-two thousand, three hundred twenty-four".

Divisors: 1 2 4 1217 2434 4868 47293 94586 189172 57555581 115111162 230222324