Base | Representation |
---|---|
bin | 10111001011010111… |
… | …00101100100011100 |
3 | 1012010012100022210110 |
4 | 23211223211210130 |
5 | 200440443440012 |
6 | 5414424010020 |
7 | 620233446213 |
oct | 134553454434 |
9 | 35105308713 |
10 | 12443343132 |
11 | 5305a40960 |
12 | 24b3300910 |
13 | 1233c7053c |
14 | 86086607a |
15 | 4cc64673c |
hex | 2e5ae591c |
12443343132 has 48 divisors (see below), whose sum is σ = 31684891392. Its totient is φ = 3769409280.
The previous prime is 12443343097. The next prime is 12443343169. The reversal of 12443343132 is 23134334421.
It is a happy number.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 12443343132.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 409993 + ... + 439295.
It is an arithmetic number, because the mean of its divisors is an integer number (660101904).
Almost surely, 212443343132 is an apocalyptic number.
12443343132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12443343132 is an abundant number, since it is smaller than the sum of its proper divisors (19241548260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12443343132 is a wasteful number, since it uses less digits than its factorization.
12443343132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32538 (or 32536 counting only the distinct ones).
The product of its digits is 20736, while the sum is 30.
Adding to 12443343132 its reverse (23134334421), we get a palindrome (35577677553).
The spelling of 12443343132 in words is "twelve billion, four hundred forty-three million, three hundred forty-three thousand, one hundred thirty-two".
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