Base | Representation |
---|---|
bin | 110000111010… |
… | …111001001010 |
3 | 220010112102002 |
4 | 300322321022 |
5 | 11240333023 |
6 | 1134511002 |
7 | 214001105 |
oct | 60727112 |
9 | 26115362 |
10 | 12824138 |
11 | 7269a68 |
12 | 4365462 |
13 | 2870162 |
14 | 19bb73c |
15 | 11d4b28 |
hex | c3ae4a |
12824138 has 16 divisors (see below), whose sum is σ = 19764864. Its totient is φ = 6237600.
The previous prime is 12824131. The next prime is 12824153. The reversal of 12824138 is 83142821.
12824138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12824138.
It is not an unprimeable number, because it can be changed into a prime (12824131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21038 + ... + 21638.
It is an arithmetic number, because the mean of its divisors is an integer number (1235304).
Almost surely, 212824138 is an apocalyptic number.
12824138 is a deficient number, since it is larger than the sum of its proper divisors (6940726).
12824138 is a wasteful number, since it uses less digits than its factorization.
12824138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 877.
The product of its digits is 3072, while the sum is 29.
The square root of 12824138 is about 3581.0805631820. The cubic root of 12824138 is about 234.0683682664.
Adding to 12824138 its reverse (83142821), we get a palindrome (95966959).
The spelling of 12824138 in words is "twelve million, eight hundred twenty-four thousand, one hundred thirty-eight".
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