Base | Representation |
---|---|
bin | 110001100011… |
… | …0111011011000 |
3 | 1210212221201122 |
4 | 1203012323120 |
5 | 23122340012 |
6 | 2324504412 |
7 | 433555166 |
oct | 143067330 |
9 | 53787648 |
10 | 25980632 |
11 | 137356a7 |
12 | 884b108 |
13 | 54c8672 |
14 | 3644236 |
15 | 2432e72 |
hex | 18c6ed8 |
25980632 has 16 divisors (see below), whose sum is σ = 49513200. Its totient is φ = 12777120.
The previous prime is 25980631. The next prime is 25980659. The reversal of 25980632 is 23608952.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 25980592 and 25980601.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25980631) 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 3 ways as a sum of consecutive naturals, for example, 26132 + ... + 27107.
It is an arithmetic number, because the mean of its divisors is an integer number (3094575).
Almost surely, 225980632 is an apocalyptic number.
It is an amenable number.
25980632 is a deficient number, since it is larger than the sum of its proper divisors (23532568).
25980632 is a wasteful number, since it uses less digits than its factorization.
25980632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53306 (or 53302 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 35.
The square root of 25980632 is about 5097.1199711209. The cubic root of 25980632 is about 296.1760275112.
The spelling of 25980632 in words is "twenty-five million, nine hundred eighty thousand, six hundred thirty-two".
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