Base | Representation |
---|---|
bin | 110001100100… |
… | …0000001000000 |
3 | 1210220011211200 |
4 | 1203020001000 |
5 | 23123010323 |
6 | 2324541200 |
7 | 433604163 |
oct | 143100100 |
9 | 53804750 |
10 | 25985088 |
11 | 13738a88 |
12 | 8851800 |
13 | 54ca6bc |
14 | 3645ada |
15 | 2434443 |
hex | 18c8040 |
25985088 has 84 divisors (see below), whose sum is σ = 75186540. Its totient is φ = 8580096.
The previous prime is 25985087. The next prime is 25985107. The reversal of 25985088 is 88058952.
25985088 is a `hidden beast` number, since 2 + 598 + 50 + 8 + 8 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 24920064 + 1065024 = 4992^2 + 1032^2 .
It is not an unprimeable number, because it can be changed into a prime (25985083) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113358 + ... + 113586.
Almost surely, 225985088 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 25985088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37593270).
25985088 is an abundant number, since it is smaller than the sum of its proper divisors (49201452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25985088 is a wasteful number, since it uses less digits than its factorization.
25985088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 444 (or 431 counting only the distinct ones).
The product of its (nonzero) digits is 230400, while the sum is 45.
The square root of 25985088 is about 5097.5570619661. The cubic root of 25985088 is about 296.1929591616.
The spelling of 25985088 in words is "twenty-five million, nine hundred eighty-five thousand, eighty-eight".
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