Base | Representation |
---|---|
bin | 110001010111… |
… | …0011010110010 |
3 | 1210200212000111 |
4 | 1202232122302 |
5 | 23111131432 |
6 | 2322411534 |
7 | 432656413 |
oct | 142563262 |
9 | 53625014 |
10 | 25880242 |
11 | 13677233 |
12 | 8800baa |
13 | 5491a6b |
14 | 361980a |
15 | 2413347 |
hex | 18ae6b2 |
25880242 has 32 divisors (see below), whose sum is σ = 42681600. Its totient is φ = 11726208.
The previous prime is 25880237. The next prime is 25880249. The reversal of 25880242 is 24208852.
It is not an unprimeable number, because it can be changed into a prime (25880249) 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 15 ways as a sum of consecutive naturals, for example, 110958 + ... + 111190.
It is an arithmetic number, because the mean of its divisors is an integer number (1333800).
Almost surely, 225880242 is an apocalyptic number.
25880242 is a deficient number, since it is larger than the sum of its proper divisors (16801358).
25880242 is a wasteful number, since it uses less digits than its factorization.
25880242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 370.
The product of its (nonzero) digits is 10240, while the sum is 31.
The square root of 25880242 is about 5087.2627217395. The cubic root of 25880242 is about 295.7940571984.
The spelling of 25880242 in words is "twenty-five million, eight hundred eighty thousand, two hundred forty-two".
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