Base | Representation |
---|---|
bin | 10101101000101000… |
… | …101001001001010000 |
3 | 2012221221221120220212 |
4 | 111220220221021100 |
5 | 340033430234412 |
6 | 14401042223252 |
7 | 1451445321026 |
oct | 255050511120 |
9 | 65857846825 |
10 | 23230321232 |
11 | 9940a02198 |
12 | 4603954b28 |
13 | 2262a01711 |
14 | 11a5324716 |
15 | 90e658222 |
hex | 568a29250 |
23230321232 has 40 divisors (see below), whose sum is σ = 45474310440. Its totient is φ = 11495321600.
The previous prime is 23230321229. The next prime is 23230321319. The reversal of 23230321232 is 23212303232.
It can be written as a sum of positive squares in 4 ways, for example, as 1626024976 + 21604296256 = 40324^2 + 146984^2 .
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 23230321198 and 23230321207.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 1258244 + ... + 1276572.
It is an arithmetic number, because the mean of its divisors is an integer number (1136857761).
Almost surely, 223230321232 is an apocalyptic number.
It is an amenable number.
23230321232 is a deficient number, since it is larger than the sum of its proper divisors (22243989208).
23230321232 is a wasteful number, since it uses less digits than its factorization.
23230321232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19151 (or 19145 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 23.
Adding to 23230321232 its reverse (23212303232), we get a palindrome (46442624464).
The spelling of 23230321232 in words is "twenty-three billion, two hundred thirty million, three hundred twenty-one thousand, two hundred thirty-two".
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