Base | Representation |
---|---|
bin | 101111110001… |
… | …101001011101 |
3 | 212120021212111 |
4 | 233301221131 |
5 | 11201233000 |
6 | 1124234021 |
7 | 211311325 |
oct | 57615135 |
9 | 25507774 |
10 | 12524125 |
11 | 7084619 |
12 | 423b911 |
13 | 2796733 |
14 | 1940285 |
15 | 1175cba |
hex | bf1a5d |
12524125 has 8 divisors (see below), whose sum is σ = 15630264. Its totient is φ = 10019200.
The previous prime is 12524123. The next prime is 12524131. The reversal of 12524125 is 52142521.
It can be written as a sum of positive squares in 4 ways, for example, as 34969 + 12489156 = 187^2 + 3534^2 .
It is not a de Polignac number, because 12524125 - 21 = 12524123 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12524096 and 12524105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12524123) 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, 49972 + ... + 50221.
It is an arithmetic number, because the mean of its divisors is an integer number (1953783).
Almost surely, 212524125 is an apocalyptic number.
It is an amenable number.
12524125 is a deficient number, since it is larger than the sum of its proper divisors (3106139).
12524125 is an equidigital number, since it uses as much as digits as its factorization.
12524125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100208 (or 100198 counting only the distinct ones).
The product of its digits is 800, while the sum is 22.
The square root of 12524125 is about 3538.9440515498. The cubic root of 12524125 is about 232.2286501718.
Adding to 12524125 its reverse (52142521), we get a palindrome (64666646).
The spelling of 12524125 in words is "twelve million, five hundred twenty-four thousand, one hundred twenty-five".
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