Base | Representation |
---|---|
bin | 101110100101… |
… | …001101101100 |
3 | 211222101102012 |
4 | 232211031230 |
5 | 11111223202 |
6 | 1113420352 |
7 | 205535510 |
oct | 56451554 |
9 | 24871365 |
10 | 12211052 |
11 | 6990387 |
12 | 410a6b8 |
13 | 26b7099 |
14 | 189c140 |
15 | 1113152 |
hex | ba536c |
12211052 has 24 divisors (see below), whose sum is σ = 24652320. Its totient is φ = 5184000.
The previous prime is 12211021. The next prime is 12211057. The reversal of 12211052 is 25011221.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is not an unprimeable number, because it can be changed into a prime (12211057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1052 + ... + 5052.
It is an arithmetic number, because the mean of its divisors is an integer number (1027180).
Almost surely, 212211052 is an apocalyptic number.
It is an amenable number.
12211052 is an abundant number, since it is smaller than the sum of its proper divisors (12441268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12211052 is a wasteful number, since it uses less digits than its factorization.
12211052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4121 (or 4119 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 14.
The square root of 12211052 is about 3494.4315703702. The cubic root of 12211052 is about 230.2772460088.
Adding to 12211052 its reverse (25011221), we get a palindrome (37222273).
The spelling of 12211052 in words is "twelve million, two hundred eleven thousand, fifty-two".
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