Base | Representation |
---|---|
bin | 1011000111111100011110… |
… | …1111111000110100101101 |
3 | 1121022021122222222122121120 |
4 | 2301333013233320310231 |
5 | 3100343320004024323 |
6 | 42002522252251153 |
7 | 2401445430026046 |
oct | 261770757706455 |
9 | 47267588878546 |
10 | 12231123111213 |
11 | 399621014a116 |
12 | 1456582470ab9 |
13 | 6a950b9870a6 |
14 | 303dbd3418cd |
15 | 16325d8bc5e3 |
hex | b1fc7bf8d2d |
12231123111213 has 8 divisors (see below), whose sum is σ = 16315882171008. Its totient is φ = 8150223062784.
The previous prime is 12231123111199. The next prime is 12231123111283. The reversal of 12231123111213 is 31211132113221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12231123111213 - 214 = 12231123094829 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12231123111283) 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, 964745445 + ... + 964758122.
It is an arithmetic number, because the mean of its divisors is an integer number (2039485271376).
Almost surely, 212231123111213 is an apocalyptic number.
It is an amenable number.
12231123111213 is a deficient number, since it is larger than the sum of its proper divisors (4084759059795).
12231123111213 is a wasteful number, since it uses less digits than its factorization.
12231123111213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1929505683.
The product of its digits is 432, while the sum is 24.
Adding to 12231123111213 its reverse (31211132113221), we get a palindrome (43442255224434).
The spelling of 12231123111213 in words is "twelve trillion, two hundred thirty-one billion, one hundred twenty-three million, one hundred eleven thousand, two hundred thirteen".
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