Base | Representation |
---|---|
bin | 10110100110010010… |
… | …01101101010101100 |
3 | 1011022112010212001110 |
4 | 23103021031222230 |
5 | 144321334424234 |
6 | 5323514112020 |
7 | 606436131525 |
oct | 132311155254 |
9 | 34275125043 |
10 | 12132342444 |
11 | 51664334a2 |
12 | 242711b610 |
13 | 11b46c0571 |
14 | 83142b84c |
15 | 4b01b31e9 |
hex | 2d324daac |
12132342444 has 48 divisors (see below), whose sum is σ = 29388683520. Its totient is φ = 3890832960.
The previous prime is 12132342437. The next prime is 12132342493. The reversal of 12132342444 is 44424323121.
12132342444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nude number because it is divisible by every one of its digits.
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, 36889 + ... + 160079.
It is an arithmetic number, because the mean of its divisors is an integer number (612264240).
Almost surely, 212132342444 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 12132342444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14694341760).
12132342444 is an abundant number, since it is smaller than the sum of its proper divisors (17256341076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12132342444 is a wasteful number, since it uses less digits than its factorization.
12132342444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123510 (or 123508 counting only the distinct ones).
The product of its digits is 18432, while the sum is 30.
Adding to 12132342444 its reverse (44424323121), we get a palindrome (56556665565).
The spelling of 12132342444 in words is "twelve billion, one hundred thirty-two million, three hundred forty-two thousand, four hundred forty-four".
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