Base | Representation |
---|---|
bin | 110000001000… |
… | …0011010000110 |
3 | 1202110222012200 |
4 | 1200100122012 |
5 | 22424424110 |
6 | 2300455330 |
7 | 424322454 |
oct | 140203206 |
9 | 52428180 |
10 | 25233030 |
11 | 13274a49 |
12 | 854a546 |
13 | 52c62b4 |
14 | 34cb9d4 |
15 | 23366c0 |
hex | 1810686 |
25233030 has 48 divisors (see below), whose sum is σ = 65926224. Its totient is φ = 6696000.
The previous prime is 25233017. The next prime is 25233041. The reversal of 25233030 is 3033252.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 25232994 and 25233012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22032 + ... + 23148.
It is an arithmetic number, because the mean of its divisors is an integer number (1373463).
Almost surely, 225233030 is an apocalyptic number.
25233030 is an abundant number, since it is smaller than the sum of its proper divisors (40693194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25233030 is a wasteful number, since it uses less digits than its factorization.
25233030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1381 (or 1378 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 18.
The square root of 25233030 is about 5023.2489486387. The cubic root of 25233030 is about 293.3074773468.
Adding to 25233030 its reverse (3033252), we get a palindrome (28266282).
The spelling of 25233030 in words is "twenty-five million, two hundred thirty-three thousand, thirty".
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