Base | Representation |
---|---|
bin | 101101110100… |
… | …001010000000 |
3 | 211121011202222 |
4 | 231310022000 |
5 | 11033310422 |
6 | 1105230212 |
7 | 204040622 |
oct | 55641200 |
9 | 24534688 |
10 | 12010112 |
11 | 6863414 |
12 | 4032368 |
13 | 264679a |
14 | 1848c12 |
15 | 10c3842 |
hex | b74280 |
12010112 has 32 divisors (see below), whose sum is σ = 24189300. Its totient is φ = 5939200.
The previous prime is 12010093. The next prime is 12010129. The reversal of 12010112 is 21101021.
It can be written as a sum of positive squares in 2 ways, for example, as 11999296 + 10816 = 3464^2 + 104^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a Harshad number since it is a multiple of its sum of digits (8).
It is a self number, because there is not a number n which added to its sum of digits gives 12010112.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12464 + ... + 13392.
Almost surely, 212010112 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12010112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12094650).
12010112 is an abundant number, since it is smaller than the sum of its proper divisors (12179188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12010112 is an equidigital number, since it uses as much as digits as its factorization.
12010112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1044 (or 1032 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 8.
The square root of 12010112 is about 3465.5608492710. The cubic root of 12010112 is about 229.0071379582.
Adding to 12010112 its reverse (21101021), we get a palindrome (33111133).
Subtracting 12010112 from its reverse (21101021), we obtain a palindrome (9090909).
The spelling of 12010112 in words is "twelve million, ten thousand, one hundred twelve".
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