Base | Representation |
---|---|
bin | 110000101010… |
… | …0100010000100 |
3 | 1210000010222102 |
4 | 1201110202010 |
5 | 23012341233 |
6 | 2310451232 |
7 | 426564131 |
oct | 141244204 |
9 | 53003872 |
10 | 25512068 |
11 | 1344565a |
12 | 8663b18 |
13 | 53932ca |
14 | 3561588 |
15 | 238e1e8 |
hex | 1854884 |
25512068 has 12 divisors (see below), whose sum is σ = 44716812. Its totient is φ = 12735840.
The previous prime is 25512017. The next prime is 25512077. The reversal of 25512068 is 86021552.
It can be written as a sum of positive squares in 2 ways, for example, as 19201924 + 6310144 = 4382^2 + 2512^2 .
It is a super-2 number, since 2×255120682 = 1301731227273248, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 25512068.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2003 + ... + 7418.
It is an arithmetic number, because the mean of its divisors is an integer number (3726401).
Almost surely, 225512068 is an apocalyptic number.
It is an amenable number.
25512068 is a deficient number, since it is larger than the sum of its proper divisors (19204744).
25512068 is a wasteful number, since it uses less digits than its factorization.
25512068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10102 (or 10100 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 29.
The square root of 25512068 is about 5050.9472378951. The cubic root of 25512068 is about 294.3846908637.
The spelling of 25512068 in words is "twenty-five million, five hundred twelve thousand, sixty-eight".
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