Base | Representation |
---|---|
bin | 110000111001… |
… | …0010011101110 |
3 | 1210020100021112 |
4 | 1201302103232 |
5 | 23030242110 |
6 | 2313232022 |
7 | 430612532 |
oct | 141622356 |
9 | 53210245 |
10 | 25634030 |
11 | 13519254 |
12 | 8702612 |
13 | 5406986 |
14 | 3593bc2 |
15 | 23b5405 |
hex | 18724ee |
25634030 has 16 divisors (see below), whose sum is σ = 46898784. Its totient is φ = 10085280.
The previous prime is 25634017. The next prime is 25634039. The reversal of 25634030 is 3043652.
It is a junction number, because it is equal to n+sod(n) for n = 25633987 and 25634005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25634039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20402 + ... + 21621.
It is an arithmetic number, because the mean of its divisors is an integer number (2931174).
Almost surely, 225634030 is an apocalyptic number.
25634030 is a deficient number, since it is larger than the sum of its proper divisors (21264754).
25634030 is a wasteful number, since it uses less digits than its factorization.
25634030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42091.
The product of its (nonzero) digits is 2160, while the sum is 23.
The square root of 25634030 is about 5063.0060240928. The cubic root of 25634030 is about 294.8530533106.
Adding to 25634030 its reverse (3043652), we get a palindrome (28677682).
The spelling of 25634030 in words is "twenty-five million, six hundred thirty-four thousand, thirty".
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