Base | Representation |
---|---|
bin | 101111011101… |
… | …110110010000 |
3 | 212102011121202 |
4 | 233131312100 |
5 | 11141134044 |
6 | 1122410332 |
7 | 210523016 |
oct | 57356620 |
9 | 25364552 |
10 | 12443024 |
11 | 70296a0 |
12 | 42009a8 |
13 | 2768849 |
14 | 191c8b6 |
15 | 115bc4e |
hex | bddd90 |
12443024 has 60 divisors (see below), whose sum is σ = 28145520. Its totient is φ = 5270400.
The previous prime is 12442999. The next prime is 12443029. The reversal of 12443024 is 42034421.
It is a junction number, because it is equal to n+sod(n) for n = 12442987 and 12443005.
It is not an unprimeable number, because it can be changed into a prime (12443029) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203954 + ... + 204014.
It is an arithmetic number, because the mean of its divisors is an integer number (469092).
Almost surely, 212443024 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 12443024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14072760).
12443024 is an abundant number, since it is smaller than the sum of its proper divisors (15702496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12443024 is a wasteful number, since it uses less digits than its factorization.
12443024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160 (or 93 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 12443024 is about 3527.4670799314. The cubic root of 12443024 is about 231.7262923544.
Adding to 12443024 its reverse (42034421), we get a palindrome (54477445).
The spelling of 12443024 in words is "twelve million, four hundred forty-three thousand, twenty-four".
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