Base | Representation |
---|---|
bin | 10110110001001110… |
… | …10011001000001111 |
3 | 1011112220211101121222 |
4 | 23120213103020033 |
5 | 200013333141330 |
6 | 5340553113555 |
7 | 611632156604 |
oct | 133047231017 |
9 | 34486741558 |
10 | 12224115215 |
11 | 5203215764 |
12 | 24519b88bb |
13 | 11ca713390 |
14 | 83d6ba6ab |
15 | 4b82900e5 |
hex | 2d89d320f |
12224115215 has 48 divisors (see below), whose sum is σ = 16722218016. Its totient is φ = 8526470400.
The previous prime is 12224115193. The next prime is 12224115223. The reversal of 12224115215 is 51251142221.
It is a happy number.
12224115215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12224115215 - 216 = 12224049679 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 11520785 + ... + 11521845.
It is an arithmetic number, because the mean of its divisors is an integer number (348379542).
Almost surely, 212224115215 is an apocalyptic number.
12224115215 is a deficient number, since it is larger than the sum of its proper divisors (4498102801).
12224115215 is a wasteful number, since it uses less digits than its factorization.
12224115215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1608 (or 1589 counting only the distinct ones).
The product of its digits is 1600, while the sum is 26.
Adding to 12224115215 its reverse (51251142221), we get a palindrome (63475257436).
The spelling of 12224115215 in words is "twelve billion, two hundred twenty-four million, one hundred fifteen thousand, two hundred fifteen".
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