Base | Representation |
---|---|
bin | 110001100000… |
… | …0001001100100 |
3 | 1210211112122100 |
4 | 1203000021210 |
5 | 23120442433 |
6 | 2324132100 |
7 | 433411224 |
oct | 143001144 |
9 | 53745570 |
10 | 25952868 |
11 | 13716857 |
12 | 8837030 |
13 | 54b8b36 |
14 | 3638084 |
15 | 2429b13 |
hex | 18c0264 |
25952868 has 18 divisors (see below), whose sum is σ = 65603174. Its totient is φ = 8650944.
The previous prime is 25952867. The next prime is 25952893. The reversal of 25952868 is 86825952.
It can be written as a sum of positive squares in only one way, i.e., 14379264 + 11573604 = 3792^2 + 3402^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is not an unprimeable number, because it can be changed into a prime (25952867) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 360421 + ... + 360492.
Almost surely, 225952868 is an apocalyptic number.
It is an amenable number.
25952868 is an abundant number, since it is smaller than the sum of its proper divisors (39650306).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25952868 is a wasteful number, since it uses less digits than its factorization.
25952868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 720923 (or 720918 counting only the distinct ones).
The product of its digits is 345600, while the sum is 45.
The square root of 25952868 is about 5094.3957443450. The cubic root of 25952868 is about 296.0704878393.
The spelling of 25952868 in words is "twenty-five million, nine hundred fifty-two thousand, eight hundred sixty-eight".
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