Base | Representation |
---|---|
bin | 110001100100… |
… | …0110110000100 |
3 | 1210220100111110 |
4 | 1203020312010 |
5 | 23123112414 |
6 | 2325005020 |
7 | 433620114 |
oct | 143106604 |
9 | 53810443 |
10 | 25988484 |
11 | 13740595 |
12 | 8853770 |
13 | 54cc102 |
14 | 3647044 |
15 | 2435459 |
hex | 18c8d84 |
25988484 has 12 divisors (see below), whose sum is σ = 60639824. Its totient is φ = 8662824.
The previous prime is 25988483. The next prime is 25988491. The reversal of 25988484 is 48488952.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (25988483) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1082842 + ... + 1082865.
Almost surely, 225988484 is an apocalyptic number.
It is an amenable number.
25988484 is an abundant number, since it is smaller than the sum of its proper divisors (34651340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25988484 is a wasteful number, since it uses less digits than its factorization.
25988484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2165714 (or 2165712 counting only the distinct ones).
The product of its digits is 737280, while the sum is 48.
The square root of 25988484 is about 5097.8901518177. The cubic root of 25988484 is about 296.2058617857.
The spelling of 25988484 in words is "twenty-five million, nine hundred eighty-eight thousand, four hundred eighty-four".
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