Base | Representation |
---|---|
bin | 10110011011011100… |
… | …00010000110110001 |
3 | 1011002011212222222201 |
4 | 23031232002012301 |
5 | 144130040043441 |
6 | 5310503303201 |
7 | 604252424431 |
oct | 131556020661 |
9 | 34064788881 |
10 | 12041331121 |
11 | 511a021326 |
12 | 240074ab01 |
13 | 119b8a6201 |
14 | 8232da2c1 |
15 | 4a71d6c31 |
hex | 2cdb821b1 |
12041331121 has 2 divisors, whose sum is σ = 12041331122. Its totient is φ = 12041331120.
The previous prime is 12041331089. The next prime is 12041331143. The reversal of 12041331121 is 12113314021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 12038478400 + 2852721 = 109720^2 + 1689^2 .
It is a cyclic number.
It is not a de Polignac number, because 12041331121 - 25 = 12041331089 is a prime.
It is not a weakly prime, because it can be changed into another prime (12041331191) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6020665560 + 6020665561.
It is an arithmetic number, because the mean of its divisors is an integer number (6020665561).
Almost surely, 212041331121 is an apocalyptic number.
It is an amenable number.
12041331121 is a deficient number, since it is larger than the sum of its proper divisors (1).
12041331121 is an equidigital number, since it uses as much as digits as its factorization.
12041331121 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 12041331121 its reverse (12113314021), we get a palindrome (24154645142).
The spelling of 12041331121 in words is "twelve billion, forty-one million, three hundred thirty-one thousand, one hundred twenty-one".
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