Base | Representation |
---|---|
bin | 101100000110… |
… | …0110011100100 |
3 | 1121111200012221 |
4 | 1120030303210 |
5 | 21404333444 |
6 | 2143322124 |
7 | 400345345 |
oct | 130146344 |
9 | 47450187 |
10 | 23121124 |
11 | 12062274 |
12 | 78b0344 |
13 | 4a36c50 |
14 | 30dc0cc |
15 | 206aa84 |
hex | 160cce4 |
23121124 has 12 divisors (see below), whose sum is σ = 43574524. Its totient is φ = 10671264.
The previous prime is 23121103. The next prime is 23121127. The reversal of 23121124 is 42112132.
It can be written as a sum of positive squares in 2 ways, for example, as 937024 + 22184100 = 968^2 + 4710^2 .
It is a junction number, because it is equal to n+sod(n) for n = 23121098 and 23121107.
It is not an unprimeable number, because it can be changed into a prime (23121127) by changing a digit.
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 in 3 ways as a sum of consecutive naturals, for example, 222267 + ... + 222370.
Almost surely, 223121124 is an apocalyptic number.
It is an amenable number.
23121124 is a deficient number, since it is larger than the sum of its proper divisors (20453400).
23121124 is a wasteful number, since it uses less digits than its factorization.
23121124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 444654 (or 444652 counting only the distinct ones).
The product of its digits is 96, while the sum is 16.
The square root of 23121124 is about 4808.4429912395. The cubic root of 23121124 is about 284.8850423822.
Adding to 23121124 its reverse (42112132), we get a palindrome (65233256).
The spelling of 23121124 in words is "twenty-three million, one hundred twenty-one thousand, one hundred twenty-four".
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