Base | Representation |
---|---|
bin | 110000001010… |
… | …010010000000 |
3 | 212202102021111 |
4 | 300022102000 |
5 | 11213000044 |
6 | 1130333104 |
7 | 212211436 |
oct | 60122200 |
9 | 25672244 |
10 | 12625024 |
11 | 7143405 |
12 | 428a194 |
13 | 2800639 |
14 | 1968d56 |
15 | 1195b34 |
hex | c0a480 |
12625024 has 32 divisors (see below), whose sum is σ = 25639740. Its totient is φ = 6190080.
The previous prime is 12624991. The next prime is 12625027. The reversal of 12625024 is 42052621.
It can be written as a sum of positive squares in 2 ways, for example, as 11778624 + 846400 = 3432^2 + 920^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a junction number, because it is equal to n+sod(n) for n = 12624986 and 12625004.
It is not an unprimeable number, because it can be changed into a prime (12625027) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5854 + ... + 7714.
Almost surely, 212625024 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 12625024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12819870).
12625024 is an abundant number, since it is smaller than the sum of its proper divisors (13014716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12625024 is an equidigital number, since it uses as much as digits as its factorization.
12625024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1928 (or 1916 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 12625024 is about 3553.1709781546. The cubic root of 12625024 is about 232.8506229389.
Adding to 12625024 its reverse (42052621), we get a palindrome (54677645).
The spelling of 12625024 in words is "twelve million, six hundred twenty-five thousand, twenty-four".
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