Base | Representation |
---|---|
bin | 10111001011010101… |
… | …01010100000101110 |
3 | 1012010011220000222010 |
4 | 23211222222200232 |
5 | 200440413214410 |
6 | 5414414502050 |
7 | 620231421030 |
oct | 134552524056 |
9 | 35104800863 |
10 | 12443101230 |
11 | 530589613a |
12 | 24b3204926 |
13 | 1233bb73c1 |
14 | 860801c50 |
15 | 4cc5e9c20 |
hex | 2e5aaa82e |
12443101230 has 32 divisors (see below), whose sum is σ = 34129649664. Its totient is φ = 2844137376.
The previous prime is 12443101207. The next prime is 12443101259. The reversal of 12443101230 is 3210134421.
12443101230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 12443101197 and 12443101206.
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 15 ways as a sum of consecutive naturals, for example, 29626222 + ... + 29626641.
It is an arithmetic number, because the mean of its divisors is an integer number (1066551552).
Almost surely, 212443101230 is an apocalyptic number.
12443101230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12443101230 is an abundant number, since it is smaller than the sum of its proper divisors (21686548434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12443101230 is a wasteful number, since it uses less digits than its factorization.
12443101230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59252880.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 12443101230 its reverse (3210134421), we get a palindrome (15653235651).
The spelling of 12443101230 in words is "twelve billion, four hundred forty-three million, one hundred one thousand, two hundred thirty".
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