Base | Representation |
---|---|
bin | 110000001010… |
… | …010010000100 |
3 | 212202102021122 |
4 | 300022102010 |
5 | 11213000103 |
6 | 1130333112 |
7 | 212211443 |
oct | 60122204 |
9 | 25672248 |
10 | 12625028 |
11 | 7143409 |
12 | 428a198 |
13 | 2800640 |
14 | 1968d5a |
15 | 1195b38 |
hex | c0a484 |
12625028 has 12 divisors (see below), whose sum is σ = 23793420. Its totient is φ = 5826912.
The previous prime is 12625027. The next prime is 12625043. The reversal of 12625028 is 82052621.
It can be written as a sum of positive squares in 2 ways, for example, as 1119364 + 11505664 = 1058^2 + 3392^2 .
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a junction number, because it is equal to n+sod(n) for n = 12624988 and 12625006.
It is not an unprimeable number, because it can be changed into a prime (12625027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121343 + ... + 121446.
It is an arithmetic number, because the mean of its divisors is an integer number (1982785).
Almost surely, 212625028 is an apocalyptic number.
It is an amenable number.
12625028 is a deficient number, since it is larger than the sum of its proper divisors (11168392).
12625028 is a wasteful number, since it uses less digits than its factorization.
12625028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242806 (or 242804 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 12625028 is about 3553.1715410320. The cubic root of 12625028 is about 232.8506475303.
Adding to 12625028 its reverse (82052621), we get a palindrome (94677649).
The spelling of 12625028 in words is "twelve million, six hundred twenty-five thousand, twenty-eight".
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