Base | Representation |
---|---|
bin | 10101110101010000… |
… | …001110011010111001 |
3 | 2020111201022012200121 |
4 | 111311100032122321 |
5 | 341002124232441 |
6 | 14434043533241 |
7 | 1456625626435 |
oct | 256520163271 |
9 | 66451265617 |
10 | 23442024121 |
11 | 9a3a45875a |
12 | 466282a221 |
13 | 22978256b9 |
14 | 11c54b19c5 |
15 | 923024dd1 |
hex | 57540e6b9 |
23442024121 has 4 divisors (see below), whose sum is σ = 23442726132. Its totient is φ = 23441322112.
The previous prime is 23442024091. The next prime is 23442024139. The reversal of 23442024121 is 12142024432.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2868138025 + 20573886096 = 53555^2 + 143436^2 .
It is a cyclic number.
It is not a de Polignac number, because 23442024121 - 213 = 23442015929 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23442024161) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298276 + ... + 368581.
It is an arithmetic number, because the mean of its divisors is an integer number (5860681533).
Almost surely, 223442024121 is an apocalyptic number.
It is an amenable number.
23442024121 is a deficient number, since it is larger than the sum of its proper divisors (702011).
23442024121 is an equidigital number, since it uses as much as digits as its factorization.
23442024121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 702010.
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 23442024121 its reverse (12142024432), we get a palindrome (35584048553).
The spelling of 23442024121 in words is "twenty-three billion, four hundred forty-two million, twenty-four thousand, one hundred twenty-one".
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