Base | Representation |
---|---|
bin | 110000100000… |
… | …0001000100100 |
3 | 1202211220100220 |
4 | 1201000020210 |
5 | 23002203031 |
6 | 2305004340 |
7 | 426065421 |
oct | 141001044 |
9 | 52756326 |
10 | 25428516 |
11 | 13398903 |
12 | 86236b0 |
13 | 5364279 |
14 | 353cd48 |
15 | 2374596 |
hex | 1840224 |
25428516 has 24 divisors (see below), whose sum is σ = 59424960. Its totient is φ = 8463072.
The previous prime is 25428493. The next prime is 25428527. The reversal of 25428516 is 61582452.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9450 + ... + 11838.
It is an arithmetic number, because the mean of its divisors is an integer number (2476040).
Almost surely, 225428516 is an apocalyptic number.
It is an amenable number.
25428516 is an abundant number, since it is smaller than the sum of its proper divisors (33996444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25428516 is a wasteful number, since it uses less digits than its factorization.
25428516 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3283 (or 3281 counting only the distinct ones).
The product of its digits is 19200, while the sum is 33.
The square root of 25428516 is about 5042.6695311115. The cubic root of 25428516 is about 294.0629695284.
The spelling of 25428516 in words is "twenty-five million, four hundred twenty-eight thousand, five hundred sixteen".
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