Base | Representation |
---|---|
bin | 110000010101… |
… | …0101100001000 |
3 | 1202200102212201 |
4 | 1200222230020 |
5 | 22441400210 |
6 | 2303045544 |
7 | 425251351 |
oct | 140525410 |
9 | 52612781 |
10 | 25340680 |
11 | 13338912 |
12 | 85a08b4 |
13 | 53332b1 |
14 | 3518d28 |
15 | 235853a |
hex | 182ab08 |
25340680 has 32 divisors (see below), whose sum is σ = 60019200. Its totient is φ = 9602496.
The previous prime is 25340639. The next prime is 25340683. The reversal of 25340680 is 8604352.
It is not an unprimeable number, because it can be changed into a prime (25340683) 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, 15912 + ... + 17431.
It is an arithmetic number, because the mean of its divisors is an integer number (1875600).
Almost surely, 225340680 is an apocalyptic number.
25340680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
25340680 is an abundant number, since it is smaller than the sum of its proper divisors (34678520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25340680 is a wasteful number, since it uses less digits than its factorization.
25340680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33373 (or 33369 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 28.
The square root of 25340680 is about 5033.9527212718. The cubic root of 25340680 is about 293.7239916614.
The spelling of 25340680 in words is "twenty-five million, three hundred forty thousand, six hundred eighty".
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