Base | Representation |
---|---|
bin | 110001001010… |
… | …0111100101000 |
3 | 1210111112220102 |
4 | 1202110330220 |
5 | 23044312122 |
6 | 2320244532 |
7 | 432043301 |
oct | 142247450 |
9 | 53445812 |
10 | 25775912 |
11 | 13605908 |
12 | 8770748 |
13 | 5456426 |
14 | 35cd7a8 |
15 | 23e2492 |
hex | 1894f28 |
25775912 has 16 divisors (see below), whose sum is σ = 48383700. Its totient is φ = 12873600.
The previous prime is 25775903. The next prime is 25775917. The reversal of 25775912 is 21957752.
It can be written as a sum of positive squares in 2 ways, for example, as 25664356 + 111556 = 5066^2 + 334^2 .
It is not an unprimeable number, because it can be changed into a prime (25775917) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13412 + ... + 15212.
Almost surely, 225775912 is an apocalyptic number.
It is an amenable number.
25775912 is a deficient number, since it is larger than the sum of its proper divisors (22607788).
25775912 is a wasteful number, since it uses less digits than its factorization.
25775912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3596 (or 3592 counting only the distinct ones).
The product of its digits is 44100, while the sum is 38.
The square root of 25775912 is about 5076.9983257827. The cubic root of 25775912 is about 295.3960475816.
The spelling of 25775912 in words is "twenty-five million, seven hundred seventy-five thousand, nine hundred twelve".
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