Base | Representation |
---|---|
bin | 10110110010101011… |
… | …00110000010111001 |
3 | 1011120202122222020101 |
4 | 23121111212002321 |
5 | 200024440020241 |
6 | 5342105155401 |
7 | 612140264050 |
oct | 133125460271 |
9 | 34522588211 |
10 | 12236251321 |
11 | 520a0547a8 |
12 | 2455a8bb61 |
13 | 12000a22c8 |
14 | 841159397 |
15 | 4b938ae31 |
hex | 2d95660b9 |
12236251321 has 16 divisors (see below), whose sum is σ = 14595922944. Its totient is φ = 10029715344.
The previous prime is 12236251309. The next prime is 12236251333. The reversal of 12236251321 is 12315263221.
12236251321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (12236251309) and next prime (12236251333).
It is a cyclic number.
It is not a de Polignac number, because 12236251321 - 25 = 12236251289 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12236251321.
It is not an unprimeable number, because it can be changed into a prime (12236252321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 931626 + ... + 944668.
It is an arithmetic number, because the mean of its divisors is an integer number (912245184).
Almost surely, 212236251321 is an apocalyptic number.
It is an amenable number.
12236251321 is a deficient number, since it is larger than the sum of its proper divisors (2359671623).
12236251321 is a wasteful number, since it uses less digits than its factorization.
12236251321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18900.
The product of its digits is 4320, while the sum is 28.
The spelling of 12236251321 in words is "twelve billion, two hundred thirty-six million, two hundred fifty-one thousand, three hundred twenty-one".
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