Base | Representation |
---|---|
bin | 110000001010… |
… | …0110001000110 |
3 | 1202111212201000 |
4 | 1200110301012 |
5 | 22431012021 |
6 | 2301114130 |
7 | 424425513 |
oct | 140246106 |
9 | 52455630 |
10 | 25250886 |
11 | 13287401 |
12 | 8558946 |
13 | 530146b |
14 | 34d430a |
15 | 233bb26 |
hex | 1814c46 |
25250886 has 32 divisors (see below), whose sum is σ = 59068800. Its totient is φ = 7973640.
The previous prime is 25250839. The next prime is 25250887. The reversal of 25250886 is 68805252.
It is a self number, because there is not a number n which added to its sum of digits gives 25250886.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25250887) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11280 + ... + 13331.
It is an arithmetic number, because the mean of its divisors is an integer number (1845900).
Almost surely, 225250886 is an apocalyptic number.
25250886 is an abundant number, since it is smaller than the sum of its proper divisors (33817914).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25250886 is a wasteful number, since it uses less digits than its factorization.
25250886 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24641 (or 24635 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 36.
The square root of 25250886 is about 5025.0259700821. The cubic root of 25250886 is about 293.3766467836.
The spelling of 25250886 in words is "twenty-five million, two hundred fifty thousand, eight hundred eighty-six".
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