Base | Representation |
---|---|
bin | 110000100010… |
… | …1111110001110 |
3 | 1202220010011121 |
4 | 1201011332032 |
5 | 23003434210 |
6 | 2305311154 |
7 | 426225223 |
oct | 141057616 |
9 | 52803147 |
10 | 25452430 |
11 | 13404873 |
12 | 86354ba |
13 | 5372113 |
14 | 354794a |
15 | 237b6da |
hex | 1845f8e |
25452430 has 16 divisors (see below), whose sum is σ = 47394720. Its totient is φ = 9829792.
The previous prime is 25452403. The next prime is 25452437. The reversal of 25452430 is 3425452.
It is a junction number, because it is equal to n+sod(n) for n = 25452395 and 25452404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25452437) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43594 + ... + 44173.
It is an arithmetic number, because the mean of its divisors is an integer number (2962170).
Almost surely, 225452430 is an apocalyptic number.
25452430 is a deficient number, since it is larger than the sum of its proper divisors (21942290).
25452430 is a wasteful number, since it uses less digits than its factorization.
25452430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87803.
The product of its (nonzero) digits is 4800, while the sum is 25.
The square root of 25452430 is about 5045.0401385916. The cubic root of 25452430 is about 294.1551235304.
Adding to 25452430 its reverse (3425452), we get a palindrome (28877882).
The spelling of 25452430 in words is "twenty-five million, four hundred fifty-two thousand, four hundred thirty".
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