Base | Representation |
---|---|
bin | 110001010101… |
… | …1101001011100 |
3 | 1210200021110010 |
4 | 1202223221130 |
5 | 23110301032 |
6 | 2322243220 |
7 | 432611340 |
oct | 142535134 |
9 | 53607403 |
10 | 25868892 |
11 | 13669755 |
12 | 87b6510 |
13 | 548984a |
14 | 3615620 |
15 | 240eccc |
hex | 18aba5c |
25868892 has 48 divisors (see below), whose sum is σ = 69343232. Its totient is φ = 7352640.
The previous prime is 25868881. The next prime is 25868893. The reversal of 25868892 is 29886852.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25868893) 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 15 ways as a sum of consecutive naturals, for example, 18042 + ... + 19422.
Almost surely, 225868892 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25868892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34671616).
25868892 is an abundant number, since it is smaller than the sum of its proper divisors (43474340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25868892 is a wasteful number, since it uses less digits than its factorization.
25868892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1618 (or 1616 counting only the distinct ones).
The product of its digits is 552960, while the sum is 48.
The square root of 25868892 is about 5086.1470682630. The cubic root of 25868892 is about 295.7508098767.
The spelling of 25868892 in words is "twenty-five million, eight hundred sixty-eight thousand, eight hundred ninety-two".
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