Base | Representation |
---|---|
bin | 110000100111… |
… | …0000111101100 |
3 | 1202221210221200 |
4 | 1201032013230 |
5 | 23011021204 |
6 | 2310125500 |
7 | 426424431 |
oct | 141160754 |
9 | 52853850 |
10 | 25485804 |
11 | 13427953 |
12 | 8650890 |
13 | 5384376 |
14 | 3555b88 |
15 | 2386539 |
hex | 184e1ec |
25485804 has 18 divisors (see below), whose sum is σ = 64422540. Its totient is φ = 8495256.
The previous prime is 25485791. The next prime is 25485827. The reversal of 25485804 is 40858452.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 707939 = 25485804 / (2 + 5 + 4 + 8 + 5 + 8 + 0 + 4).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 353934 + ... + 354005.
It is an arithmetic number, because the mean of its divisors is an integer number (3579030).
Almost surely, 225485804 is an apocalyptic number.
It is an amenable number.
25485804 is an abundant number, since it is smaller than the sum of its proper divisors (38936736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25485804 is a wasteful number, since it uses less digits than its factorization.
25485804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 707949 (or 707944 counting only the distinct ones).
The product of its (nonzero) digits is 51200, while the sum is 36.
The square root of 25485804 is about 5048.3466600462. The cubic root of 25485804 is about 294.2836357573.
The spelling of 25485804 in words is "twenty-five million, four hundred eighty-five thousand, eight hundred four".
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