Base | Representation |
---|---|
bin | 101111110110… |
… | …0101110110001 |
3 | 1202012112202100 |
4 | 1133230232301 |
5 | 22410240042 |
6 | 2253411013 |
7 | 423143433 |
oct | 137545661 |
9 | 52175670 |
10 | 25086897 |
11 | 13185180 |
12 | 8499a69 |
13 | 5274924 |
14 | 3490653 |
15 | 230824c |
hex | 17ecbb1 |
25086897 has 24 divisors (see below), whose sum is σ = 41614560. Its totient is φ = 14402880.
The previous prime is 25086871. The next prime is 25086911. The reversal of 25086897 is 79868052.
It is not a de Polignac number, because 25086897 - 210 = 25085873 is a prime.
25086897 is a modest number, since divided by 6897 gives 2508 as remainder.
It is not an unprimeable number, because it can be changed into a prime (25086857) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4788 + ... + 8549.
It is an arithmetic number, because the mean of its divisors is an integer number (1733940).
Almost surely, 225086897 is an apocalyptic number.
It is an amenable number.
25086897 is a deficient number, since it is larger than the sum of its proper divisors (16527663).
25086897 is a wasteful number, since it uses less digits than its factorization.
25086897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13373 (or 13370 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The square root of 25086897 is about 5008.6821620063. The cubic root of 25086897 is about 292.7401665453.
The spelling of 25086897 in words is "twenty-five million, eighty-six thousand, eight hundred ninety-seven".
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