Base | Representation |
---|---|
bin | 1011000010001000011001… |
… | …1111110100011010101011 |
3 | 1120221201212021001210200122 |
4 | 2300202012133310122223 |
5 | 3042224241444211021 |
6 | 41445003331153455 |
7 | 2361311352512624 |
oct | 260420637643253 |
9 | 46851767053618 |
10 | 12131244132011 |
11 | 3957917062804 |
12 | 143b14914588b |
13 | 69cc8226b0b4 |
14 | 2dd2263c4a4b |
15 | 1608650dabab |
hex | b08867f46ab |
12131244132011 has 8 divisors (see below), whose sum is σ = 12195822624000. Its totient is φ = 12066701815080.
The previous prime is 12131244131957. The next prime is 12131244132031. The reversal of 12131244132011 is 11023144213121.
It is a happy number.
12131244132011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12131244132011 - 218 = 12131243869867 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12131244132031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8371151 + ... + 9712808.
It is an arithmetic number, because the mean of its divisors is an integer number (1524477828000).
Almost surely, 212131244132011 is an apocalyptic number.
12131244132011 is a deficient number, since it is larger than the sum of its proper divisors (64578491989).
12131244132011 is a wasteful number, since it uses less digits than its factorization.
12131244132011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18087529.
The product of its (nonzero) digits is 1152, while the sum is 26.
Adding to 12131244132011 its reverse (11023144213121), we get a palindrome (23154388345132).
The spelling of 12131244132011 in words is "twelve trillion, one hundred thirty-one billion, two hundred forty-four million, one hundred thirty-two thousand, eleven".
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