Base | Representation |
---|---|
bin | 110001001001… |
… | …1000100110101 |
3 | 1210111011101110 |
4 | 1202103010311 |
5 | 23044040440 |
6 | 2320145233 |
7 | 432012036 |
oct | 142230465 |
9 | 53434343 |
10 | 25768245 |
11 | 13600078 |
12 | 8768219 |
13 | 5452aa9 |
14 | 35caa8d |
15 | 23e0080 |
hex | 1893135 |
25768245 has 16 divisors (see below), whose sum is σ = 41293440. Its totient is φ = 13721664.
The previous prime is 25768217. The next prime is 25768247. The reversal of 25768245 is 54286752.
It is not a de Polignac number, because 25768245 - 27 = 25768117 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25768247) 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 15 ways as a sum of consecutive naturals, for example, 15232 + ... + 16838.
It is an arithmetic number, because the mean of its divisors is an integer number (2580840).
Almost surely, 225768245 is an apocalyptic number.
It is an amenable number.
25768245 is a deficient number, since it is larger than the sum of its proper divisors (15525195).
25768245 is a wasteful number, since it uses less digits than its factorization.
25768245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2684.
The product of its digits is 134400, while the sum is 39.
The square root of 25768245 is about 5076.2431974837. The cubic root of 25768245 is about 295.3667563311.
The spelling of 25768245 in words is "twenty-five million, seven hundred sixty-eight thousand, two hundred forty-five".
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